[MIRROR] GM Tool - Create Medical Issue (#11237)

Co-authored-by: SatinIsle <98125273+SatinIsle@users.noreply.github.com>

code/game/machinery/adv_med.dm

@@ -266,6 +266,13 @@
 			organData["bruised"] = E.min_bruised_damage
 			organData["broken"] = E.min_broken_damage
 
+			var/list/medical_issueDataE = list()
+			for(var/datum/medical_issue/MI in E.medical_issues)
+				if(MI.showscanner)
+					medical_issueDataE += MI.name
+
+			organData["medical_issues_E"] = medical_issueDataE
+
 			var/implantData[0]
 			for(var/obj/thing in E.implants)
 				var/implantSubData[0]
@@ -345,6 +352,13 @@
 
 			intOrganData.Add(list(organData))
 
+			var/list/medical_issueDataI = list()
+			for(var/datum/medical_issue/MI in I.medical_issues)
+				if(MI.showscanner)
+					medical_issueDataI += MI.name
+
+			organData["medical_issues_I"] = medical_issueDataI
+
 		occupantData["intOrgan"] = intOrganData
 
 		occupantData["blind"] = (H.sdisabilities & BLIND)
@@ -479,6 +493,7 @@
 			var/internal_bleeding = ""
 			var/lung_ruptured = ""
 			var/o_dead = ""
+			var/mi = ""
 			for(var/datum/wound/W in e.wounds) if(W.internal)
 				internal_bleeding = "<br>Internal bleeding"
 				break
@@ -522,12 +537,15 @@
 				else
 					unknown_body++
 
+			for(var/datum/medical_issue/MI in e.medical_issues)
+				mi += "[MI.name] detected:"
+
 			if(unknown_body)
 				imp += "Unknown body present:"
-			if(!AN && !open && !infected && !imp)
+			if(!AN && !open && !infected && !imp && !mi)
 				AN = "None:"
 			if(!(e.status & ORGAN_DESTROYED))
-				dat += "<td>[e.name]</td><td>[e.burn_dam]</td><td>[e.brute_dam]</td><td>[robot][bled][AN][splint][open][infected][imp][internal_bleeding][lung_ruptured][o_dead]</td>"
+				dat += "<td>[e.name]</td><td>[e.burn_dam]</td><td>[e.brute_dam]</td><td>[robot][bled][AN][splint][open][infected][imp][mi][internal_bleeding][lung_ruptured][o_dead]</td>"
 			else
 				dat += "<td>[e.name]</td><td>-</td><td>-</td><td>Not Found</td>"
 			dat += "</tr>"
@@ -535,6 +553,7 @@
 		for(var/obj/item/organ/i in occupant.internal_organs)
 			var/mech = ""
 			var/i_dead = ""
+			var/mi = ""
 			if(i.status & ORGAN_ASSISTED)
 				mech = "Assisted:"
 			if(i.robotic >= ORGAN_ROBOT)
@@ -562,6 +581,8 @@
 				var/obj/item/organ/internal/appendix/A = i
 				if(A.inflamed)
 					infection = "Inflammation detected!"
+			for(var/datum/medical_issue/MI in i.medical_issues)
+				mi += "[MI.name] detected:"
 
 			// CHOMPedit begin - malignant organs
 			if(istype(i, /obj/item/organ/internal/malignant))
@@ -570,7 +591,7 @@
 			// CHOMPedit end
 
 			dat += "<tr>"
-			dat += "<td>[i.name]</td><td>N/A</td><td>[i.damage]</td><td>[infection]:[mech][i_dead]</td><td></td>"
+			dat += "<td>[i.name]</td><td>N/A</td><td>[i.damage]</td><td>[infection]:[mi][mech][i_dead]</td><td></td>"
 			dat += "</tr>"
 		for(var/organ_tag in occupant.species.has_organ) //Check to see if we are missing any organs
 			var/organData[0]

code/game/objects/items/devices/scanners/health.dm

@@ -441,6 +441,31 @@
 				dat+= span_danger("WARNING: Defib will cause extreme pain and set subject feral. Sedation recommended prior to defibrillation.")
 			else // If they bop them and they're not dead or reviving, give 'em a little notice.
 				dat += span_notice("Subject is a Xenochimera. Treat accordingly.")
+
+		// Custom medical issues
+		for(var/obj/item/organ/I in H.internal_organs)
+			for(var/datum/medical_issue/MI in I.medical_issues)
+				if(advscan >= MI.advscan)
+					dat += span_danger("Warning: [MI.name] detected in [MI.affectedorgan].<br>")
+					if(advscan >= MI.advscan_cure)
+						if(MI.cure_reagent)
+							dat += span_notice("Suggested treatment: Prescription of [MI.cure_reagent].<br>")
+						else if(MI.cure_surgery)
+							dat += span_notice("Required surgery: [MI.cure_surgery].<br>")
+						else
+							dat += span_notice("[MI.affectedorgan] may require surgical removal or transplantation.<br>")
+		for(var/obj/item/organ/E in H.organs)
+			for(var/datum/medical_issue/MI in E.medical_issues)
+				if(advscan >= MI.advscan)
+					dat += span_danger("Warning: [MI.name] detected in [MI.affectedorgan].<br>")
+					if(advscan >= MI.advscan_cure)
+						if(MI.cure_reagent)
+							dat += span_notice("Suggested treatment: Prescription of [MI.cure_reagent].<br>")
+						else if(MI.cure_surgery)
+							dat += span_notice("Required surgery: [MI.cure_surgery].<br>")
+						else
+							dat += span_notice("[MI.affectedorgan] may require surgical removal or transplantation.<br>")
+
 	user.show_message(dat, 1)
 	if(guide)
 		guide(M, user)

code/modules/admin/player_effects.dm

@@ -480,6 +480,18 @@
 			Tar.ingested.clear_reagents()
 			Tar.touching.clear_reagents()
 
+		if("medical_issue")
+			var/mob/living/carbon/human/Tar = target
+			if(!istype(Tar))
+				return
+			Tar.custom_medical_issue(user)
+
+		if("clear_issue")
+			var/mob/living/carbon/human/Tar = target
+			if(!istype(Tar))
+				return
+			Tar.clear_medical_issue(user)
+
 		////////ABILITIES//////////////
 
 		if("vent_crawl")

code/modules/eventkit/medical_issues.dm

@@ -0,0 +1,676 @@
+// These medical issues are designed to be simple, custom medical issues that can be created on the fly by GMs.
+// Designed to be more simple than diseases, they use a separate system.
+// They are not designed to replace any existing medical work, just allow GMs to make them up for events
+
+/datum/medical_issue
+	var/name = "medical issue"
+	var/mob/living/carbon/human/owner		//Who is affected by this issue? Who's it attached to?
+	var/advscan = 0 			//The required level of advanced scan to see this issue with health analysers, set to 4 to disable.
+	var/showscanner = FALSE 	//Should this issue show up on body scanners?
+
+	var/obj/item/organ/affectedorgan	//Which organ is this attached to?
+
+	var/damagetype				//What sort of damage should this deal to the owner?
+	var/damagestrength			//How much damage should this deal over time to the owner?
+	var/maxdamage = 300			//What is the maximum amount of damage it can cause?
+	var/damageorgan = FALSE		//Should this damage the organ it's attached to or the body in general?
+
+	var/cure_reagent			//Which reagent cures this issue, if any?
+	var/datum/surgery_step/cure_surgery			//Which surgery step can be used to cure this?
+	var/unhealth = 100			//The amount of health the issue has, depleted by reagent
+	var/reagent_strength = 10	//How much health the reagent will remove per processing
+	var/advscan_cure = 0		//What level of advanced scan is required to reveal the cure?
+
+	var/symptom_text			//Messages relayed to the patient about their symptoms
+	var/symptom_affect			//Visible effects on the patient such as vomiting or weakness
+
+/datum/medical_issue/proc/handle_effects()
+	if(!owner || !affectedorgan)
+		return
+	if(!istype(owner) || !istype(affectedorgan))
+		return
+
+	if(!(affectedorgan in owner.organs) && !(affectedorgan in owner.internal_organs))
+		return
+
+	if(unhealth <= 0)
+		cure_issue()
+
+	if(damagestrength)
+		handle_damage()
+
+	if(cure_reagent && reagent_strength)
+		handle_curing()
+
+	if(symptom_text)
+		if(prob(5))
+			to_chat(owner, span_danger("[symptom_text]"))
+
+	if(symptom_affect)
+		handle_symptoms()
+
+/datum/medical_issue/proc/cure_issue()
+	LAZYREMOVE(affectedorgan.medical_issues,src)
+	qdel(src)
+
+/datum/medical_issue/proc/handle_damage()
+	if(damagestrength)
+		if(damageorgan)
+			var/maxtotal = max(maxdamage,affectedorgan.damage) //We don't want it to heal damage that's above the max by this
+			affectedorgan.damage = max((affectedorgan.damage + damagestrength),maxtotal)
+		else
+			switch(damagetype)
+				if(BRUTE)
+					if(maxdamage >= owner.getBruteLoss())
+						owner.adjustBruteLoss(damagestrength)
+				if(BURN)
+					if(maxdamage >= owner.getFireLoss())
+						owner.adjustFireLoss(damagestrength)
+				if(OXY)
+					if(maxdamage >= owner.getOxyLoss())
+						owner.adjustFireLoss(damagestrength)
+				if(TOX)
+					if(maxdamage >= owner.getToxLoss())
+						owner.adjustToxLoss(damagestrength)
+				if(CLONE)
+					if(maxdamage >= owner.getCloneLoss())
+						owner.adjustCloneLoss(damagestrength)
+				if(HALLOSS)
+					if(maxdamage >= owner.getHalLoss())
+						owner.adjustHalLoss(damagestrength)
+
+/datum/medical_issue/proc/handle_curing()
+	for(var/datum/reagent/R in owner.reagents.reagent_list)
+		if(R.name == cure_reagent)
+			unhealth = unhealth - reagent_strength
+
+/datum/medical_issue/proc/handle_symptoms()
+	switch(symptom_affect)
+		if("vomit")
+			if(prob(5))
+				owner.vomit(10)
+		if("temporary weakness")
+			if(prob(5))
+				owner.AdjustWeakened(5)
+		if("permanent weakness")
+			owner.weakened = min(owner.weakened,10)
+		if("temporary sleeping")
+			if(prob(5))
+				owner.AdjustSleeping(5)
+		if("permanent sleeping")
+			owner.sleeping = min(owner.sleeping,10)
+		if("jittery")
+			owner.make_jittery(min(owner.jitteriness,10))
+		if("paralysed")
+			owner.paralysis = min(owner.paralysis,10)
+
+
+// Proc for setting all this up for GMs
+
+/mob/living/carbon/human/proc/custom_medical_issue(var/mob/user)
+
+	var/list/external_organ_surgeries = list("bone reinforcement","remove growths","redirect blood vessels","extract object","flesh graft")
+	var/list/internal_organ_surgeries = list("remove growths","redirect blood vessels","close holes","ultrasound","reoxygenate tissue")
+
+	var/issue_name = tgui_input_text(user,"What would you like to call this medical issue?","Name")
+	var/list/organ_options = list()
+	for(var/obj/item/organ/E in src.organs)
+		organ_options |= E
+	for(var/obj/item/organ/I in src.internal_organs)
+		organ_options |= I
+	var/obj/item/organ/issue_organ = tgui_input_list(user,"Which organ should this issue be attached to?","Affect organ",organ_options)
+	if(!issue_organ)
+		return
+
+	var/damage = tgui_alert(user, "Should this apply damage?","Damage",list("Yes","No","Cancel"))
+	if(!damage || (damage == "Cancel"))
+		return
+	var/damage_organ
+	var/damage_value_pre
+	var/damage_value
+	var/damage_max
+	var/damage_type
+	if(damage == "Yes")
+		damage_organ = tgui_alert(user, "Should this damage the organ or body?","Damage",list("Organ","Body"))
+		if(!damage_organ)
+			return
+		damage_value_pre = tgui_input_number(user,"How much damage should this apply per processing. Low values are recommended, automatically divided by 10.","Damage",1)
+		damage_value = damage_value_pre / 10
+		damage_max = tgui_input_number(user,"What is the maximum about of damage this issue can apply? It will not damage above this value.","Damage",300)
+		if(damage_organ == "Body")
+			damage_type = tgui_input_list(user, "Should this damage the organ or body?","Damage",list(BRUTE,BURN,OXY,TOX,CLONE,HALLOSS),BRUTE)
+			if(!damage_type)
+				return
+
+	var/cure_q = tgui_alert(user, "Should this be cured by a reagent, surgery or organ removal only? Note that organ removal will always be an option if it's not a vital body part.","Cure",list("Reagent","Surgery","Removal","Cancel"))
+	if(!cure_q || (cure_q == "Cancel"))
+		return
+	var/datum/reagent/cure_reagent
+	var/cure_reagent_ID
+	var/cure_surgery
+	if(cure_q == "Reagent")
+		var/list/chem_list = typesof(/datum/reagent)
+		cure_reagent = tgui_input_list(user, "Which reagent should be the cure?", "Cure", chem_list)
+		if(!cure_reagent)
+			return
+		cure_reagent_ID = cure_reagent.name
+
+	if(cure_q == "Surgery")
+		if(istype(issue_organ,/obj/item/organ/internal))
+			cure_surgery = tgui_input_list(user, "Which surgery step should cure it?", "Cure", internal_organ_surgeries)
+		else
+			cure_surgery = tgui_input_list(user, "Which surgery step should cure it?", "Cure", external_organ_surgeries)
+		if(!cure_surgery)
+			return
+
+	var/symptom_text = tgui_input_text(user,"What text should be displayed to the affected patient about their symptoms?","Symptoms")
+	var/symptom_affect = tgui_input_list(user, "What observable symptom should they display?", "Symptoms", list("vomit","temporary weakness","permanent weakness","temporary sleeping","permanent sleeping","jittery","paralysed","None"))
+	if(!symptom_affect)
+		return
+
+	var/scanner_show = tgui_alert(user, "Should this show on body scanners?","Diagnosis",list("Yes","No","Cancel"))
+	if(!scanner_show || (scanner_show == "Cancel"))
+		return
+
+	var/scanner_strength = tgui_input_number(user,"What level of health analyser is needed to see this? 0 for standard, 1 for improved, 2 for advanced, 3 for phasic and 4 for impossible.","Diagnosis",0)
+	var/advscan_cure = tgui_input_number(user, "What level of health analyser is required to display the cure? 0 for standard, 1 for improved, 2 for advanced, 3 for phasic and 4 for impossible.","Diagnosis",0)
+
+	var/datum/medical_issue/M = new()
+	LAZYADD(issue_organ.medical_issues,M)
+	M.affectedorgan = issue_organ
+	M.name = issue_name
+	M.owner = src
+	M.advscan = scanner_strength
+	M.advscan_cure = advscan_cure
+	M.showscanner = scanner_show
+
+	if(damage == "Yes")
+		if(damage_organ == "Body")
+			M.damagetype = damage_type
+			M.damageorgan = FALSE
+		else
+			M.damageorgan = TRUE
+		M.damagestrength = damage_value
+		M.maxdamage = damage_max
+
+	if(cure_reagent)
+		M.cure_reagent = cure_reagent_ID
+	if(cure_surgery)
+		M.cure_surgery = cure_surgery
+
+	if(symptom_text)
+		M.symptom_text = symptom_text
+	if(symptom_affect != "None")
+		M.symptom_affect = symptom_affect
+
+	to_chat(user,"[issue_name] applied to [issue_organ] inside of [src]!")
+	if(damage == "Yes")
+		to_chat(user,"[issue_name] will damage the [damage_organ] with a strength of [damage_value], up to a maximum of [damage_max].")
+	if(cure_reagent)
+		to_chat(user,"[issue_name] can be cured with [cure_reagent_ID].")
+	else if(cure_surgery)
+		to_chat(user,"[issue_name] can be cured via the [cure_surgery] surgery.")
+	else
+		to_chat(user,"[issue_name] can only be cured by amputation or removal of \the [issue_organ]!")
+
+/mob/living/carbon/human/proc/clear_medical_issue(var/mob/user)
+	var/list/all_issues = list()
+	for(var/obj/item/organ/O in contents)
+		for(var/datum/medical_issue/MI in O.medical_issues)
+			all_issues |= MI
+	if(!all_issues.len)
+		to_chat(user,"No custom medical issues found in [src]!")
+		return
+	var/broad = tgui_alert(user, "Would you like to clear all custom medical issues or a specific one?","Damage",list("All","One","Cancel"))
+	if(!broad || (broad == "Cancel"))
+		return
+
+	if(broad == "All")
+		for(var/datum/medical_issue/MI in all_issues)
+			MI.cure_issue()
+			to_chat(user,"[MI.name] removed from [MI.affectedorgan] in [src].")
+
+	if(broad == "One")
+		var/datum/medical_issue/one_issue = tgui_input_list(user, "Which issue would you like to remove?", "Symptoms", all_issues)
+		if(!one_issue)
+			return
+		one_issue.cure_issue()
+		to_chat(user,"[one_issue.name] removed from [one_issue.affectedorgan] in [src].")
+
+
+///////////////////////////////////////////////////////////////
+//////////////External Organ Surgeries/////////////////////////
+///////////////////////////////////////////////////////////////
+
+/datum/surgery_step/medical_issue
+
+/datum/surgery_step/medical_issue/fail_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_danger("[user]'s hand slips, damaging the bone in [target]'s [affected.name] with \the [tool]!") , \
+		span_danger("Your hand slips, damaging the bone in [target]'s [affected.name] with \the [tool]!"))
+	user.balloon_alert_visible("slips, damaging the bone.", "your hand slips, damaging the bone")
+	affected.createwound(BRUISE, 5)
+
+//Bone-gel
+/datum/surgery_step/medical_issue/strengthen_bone
+	surgery_name = "Reinforce Bone"
+	allowed_tools = list(
+		/obj/item/surgical/bonegel = 100
+	)
+
+	allowed_procs = list(IS_SCREWDRIVER = 75)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/strengthen_bone/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "bone reinforcement")
+			return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/strengthen_bone/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to reinforce the bone in [target]'s [affected.name] in place with \the [tool].") , \
+		span_notice("You are beginning to reinforce the bone in [target]'s [affected.name] in place with \the [tool]."))
+	user.balloon_alert_visible("begins to reinforce the bone.", "reinforcing the bone.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/strengthen_bone/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "bone reinforcement")
+			user.visible_message(span_notice("[user] reinforces the bone in [target]'s [affected.name] with \the [tool]."), \
+			span_notice("You reinforce the bone in [target]'s [affected.name] with \the [tool]."))
+			user.balloon_alert_visible("reinforces the bone.", "bone reinforced.")
+			MI.cure_issue()
+
+//scalpel
+/datum/surgery_step/medical_issue/remove_growth
+	surgery_name = "Remove Growth"
+	allowed_tools = list(
+		/obj/item/surgical/scalpel = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/remove_growth/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "remove growths")
+			return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/remove_growth/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to remove growths in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to remove growths in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to remove growths.", "removing growths.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/remove_growth/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "remove growths")
+			user.visible_message(span_notice("[user] removes the growths in [target]'s [affected.name] with \the [tool]."), \
+			span_notice("You removes the growths in [target]'s [affected.name] with \the [tool]."))
+			user.balloon_alert_visible("removes the growth.", "removed growth.")
+			MI.cure_issue()
+
+//fixovein
+/datum/surgery_step/medical_issue/redirect_vessels
+	surgery_name = "Redirect Blood Vessels"
+	allowed_tools = list(
+		/obj/item/surgical/FixOVein = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/redirect_vessels/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "redirect blood vessels")
+			return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/redirect_vessels/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to redirect blood vessels in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to redirect blood vessels in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to redirect blood vessels.", "redirecting blood vessels.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/redirect_vessels/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "redirect blood vessels")
+			user.visible_message(span_notice("[user] redirected blood vessels in [target]'s [affected.name] with \the [tool]."), \
+			span_notice("You redirected blood vessels in [target]'s [affected.name] with \the [tool]."))
+			user.balloon_alert_visible("redirected blood vessels.", "redirected blood vessels.")
+			MI.cure_issue()
+
+//hemostat
+/datum/surgery_step/medical_issue/extract_object
+	surgery_name = "Extract Object"
+	allowed_tools = list(
+		/obj/item/surgical/hemostat = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/extract_object/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "extract object")
+			return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/extract_object/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to remove objects in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to remove objects in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to remove objects.", "removing objects.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/extract_object/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "extract object")
+			user.visible_message(span_notice("[user] removes the objects in [target]'s [affected.name] with \the [tool]."), \
+			span_notice("You removes the objects in [target]'s [affected.name] with \the [tool]."))
+			user.balloon_alert_visible("removes the objects.", "removed objects.")
+			MI.cure_issue()
+
+//brute kit
+/datum/surgery_step/medical_issue/flesh_graft
+	surgery_name = "Graft Flesh"
+	allowed_tools = list(
+		/obj/item/stack/medical/advanced/bruise_pack = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/flesh_graft/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "flesh graft")
+			return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/flesh_graft/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to graft flesh in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to graft flesh in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to graft flesh.", "grafting flesh.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/flesh_graft/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/datum/medical_issue/MI in affected.medical_issues)
+		if(MI.cure_surgery == "flesh graft")
+			user.visible_message(span_notice("[user] grafts the flesh in [target]'s [affected.name] with \the [tool]."), \
+			span_notice("You grafts the flesh in [target]'s [affected.name] with \the [tool]."))
+			user.balloon_alert_visible("grafted flesh.", "grafted flesh.")
+			MI.cure_issue()
+
+///////////////////Internal Organs
+
+//scalpel
+/datum/surgery_step/medical_issue/remove_growth_internal
+	surgery_name = "Remove Growth on Organ"
+	allowed_tools = list(
+		/obj/item/surgical/scalpel = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/remove_growth_internal/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "remove growths")
+				return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/remove_growth_internal/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to remove growths in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to remove growths in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to remove growths.", "removing growths.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/remove_growth_internal/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "remove growths")
+				user.visible_message(span_notice("[user] removes the growths in [target]'s [affected.name] with \the [tool]."), \
+				span_notice("You removes the growths in [target]'s [affected.name] with \the [tool]."))
+				user.balloon_alert_visible("removes the growth.", "removed growth.")
+				MI.cure_issue()
+
+//fixovein
+/datum/surgery_step/medical_issue/redirect_vessels_internal
+	surgery_name = "Redirect Blood Vessels"
+	allowed_tools = list(
+		/obj/item/surgical/FixOVein = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/redirect_vessels_internal/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "redirect blood vessels")
+				return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/redirect_vessels_internal/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to redirect blood vessels in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to redirect blood vessels in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to redirect blood vessels.", "redirecting blood vessels.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/redirect_vessels_internal/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "redirect blood vessels")
+				user.visible_message(span_notice("[user] redirected blood vessels in [target]'s [affected.name] with \the [tool]."), \
+				span_notice("You redirected blood vessels in [target]'s [affected.name] with \the [tool]."))
+				user.balloon_alert_visible("redirected blood vessels.", "redirected blood vessels.")
+				MI.cure_issue()
+
+//cautery
+/datum/surgery_step/medical_issue/close_holes
+	surgery_name = "Close Holes"
+	allowed_tools = list(
+		/obj/item/surgical/cautery = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/close_holes/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "close holes")
+				return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/close_holes/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to close holes in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to close holes in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to close holes.", "closing holes.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/close_holes/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "close holes")
+				user.visible_message(span_notice("[user] closed holes in [target]'s [affected.name] with \the [tool]."), \
+				span_notice("You closed holes in [target]'s [affected.name] with \the [tool]."))
+				user.balloon_alert_visible("closed holes.", "closed holes.")
+				MI.cure_issue()
+
+//cautery
+/datum/surgery_step/medical_issue/ultrasound
+	surgery_name = "Ultrasound"
+	allowed_tools = list(
+		/obj/item/autopsy_scanner = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/ultrasound/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "ultrasound")
+				return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/ultrasound/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to break up material using ultrasound in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to break up material using ultrasound in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to break up material using ultrasound.", "breaking up material using ultrasound.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/ultrasound/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "ultrasound")
+				user.visible_message(span_notice("[user] broke up material with ultrasound in [target]'s [affected.name] with \the [tool]."), \
+				span_notice("You broke up material with ultrasound in [target]'s [affected.name] with \the [tool]."))
+				user.balloon_alert_visible("broke up material with ultrasound.", "broke up material with ultrasound.")
+				MI.cure_issue()
+
+//cautery
+/datum/surgery_step/medical_issue/reoxygenate_tissue
+	surgery_name = "Reoxygenate Tissue"
+	allowed_tools = list(
+		/obj/item/surgical/bioregen = 100
+	)
+
+	can_infect = 1
+	blood_level = 1
+
+	min_duration = 50
+	max_duration = 60
+
+/datum/surgery_step/medical_issue/reoxygenate_tissue/can_use(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	if (!hasorgans(target))
+		return 0
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	if(coverage_check(user, target, affected, tool))
+		return 0
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "reoxygenate tissue")
+				return affected && (affected.robotic < ORGAN_ROBOT) && affected.open >= 2
+	return 0
+
+/datum/surgery_step/medical_issue/reoxygenate_tissue/begin_step(mob/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	user.visible_message(span_notice("[user] is beginning to reoxygenate tissue in [target]'s [affected.name] with \the [tool].") , \
+		span_notice("You are beginning to reoxygenate tissue in [target]'s [affected.name] with \the [tool]."))
+	user.balloon_alert_visible("begins to reoxygenate tissue.", "reoxygenating tissue.")
+	target.custom_pain("The pain in your [affected.name] is going to make you pass out!", 50)
+	..()
+
+/datum/surgery_step/medical_issue/reoxygenate_tissue/end_step(mob/living/user, mob/living/carbon/human/target, target_zone, obj/item/tool)
+	var/obj/item/organ/external/affected = target.get_organ(target_zone)
+	for(var/obj/item/organ/internal/I in affected.internal_organs)
+		for(var/datum/medical_issue/MI in I.medical_issues)
+			if(MI.cure_surgery == "reoxygenate tissue")
+				user.visible_message(span_notice("[user] reoxygenated tissue in [target]'s [affected.name] with \the [tool]."), \
+				span_notice("You reoxygenated tissue in [target]'s [affected.name] with \the [tool]."))
+				user.balloon_alert_visible("reoxygenated tissue.", "reoxygenated tissue.")
+				MI.cure_issue()

code/modules/organs/organ.dm

@@ -45,6 +45,7 @@ var/list/organ_cache = list()
 
 	var/butcherable = TRUE
 	var/meat_type	// What does butchering, if possible, make?
+	var/list/medical_issues = list()
 
 /obj/item/organ/Destroy()
 
@@ -190,6 +191,9 @@ var/list/organ_cache = list()
 		handle_rejection()
 		handle_germ_effects()
 
+	for(var/datum/medical_issue/I in medical_issues)
+		I.handle_effects()
+
 /obj/item/organ/examine(mob/user)
 	. = ..()
 	if(status & ORGAN_DEAD)

tgui/packages/tgui/interfaces/BodyScanner/BodyScannerMainOrgansExternal.tsx

@@ -88,6 +88,7 @@ export const BodyScannerMainOrgansExternal = (props: {
                 {reduceOrganStatus(
                   o.implants.map((s) => (s.known ? s.name : 'Unknown object')),
                 )}
+                {reduceOrganStatus(o.medical_issues_E)}
               </Box>
             </Table.Cell>
           </Table.Row>

tgui/packages/tgui/interfaces/BodyScanner/BodyScannerMainOrgansInternal.tsx

@@ -48,6 +48,7 @@ export const BodyScannerMainOrgansInternal = (props: {
                   !!o.germ_level && germStatus(o.germ_level),
                   !!o.inflamed && 'Appendicitis detected.',
                 ])}
+                {reduceOrganStatus(o.medical_issues_I)}
               </Box>
               <Box inline>
                 {reduceOrganStatus([

tgui/packages/tgui/interfaces/BodyScanner/types.ts

@@ -54,6 +54,7 @@ export type internalOrgan = {
   dead: BooleanLike;
   inflamed: BooleanLike;
   missing: BooleanLike;
+  medical_issues_I: string[];
 };
 
 export type externalOrgan = {
@@ -78,4 +79,5 @@ export type externalOrgan = {
   };
   lungRuptured: BooleanLike;
   internalBleeding: BooleanLike;
+  medical_issues_E: string[];
 };

tgui/packages/tgui/interfaces/PlayerEffects/PlayerEffectsTabs/ControlMedical.tsx

@@ -39,6 +39,12 @@ export const ControlMedical = (props) => {
       <Button fluid onClick={() => act('purge')}>
         Purge Reagents
       </Button>
+      <Button fluid onClick={() => act('medical_issue')}>
+        Create Custom Medical Issue
+      </Button>
+      <Button fluid onClick={() => act('clear_issue')}>
+        Clear Custom Medical Issues
+      </Button>
     </Section>
   );
 };

vorestation.dme

@@ -2654,6 +2654,7 @@
 #include "code\modules\error_handler\error_viewer.dm"
 #include "code\modules\error_handler\~defines.dm"
 #include "code\modules\eventkit\event_machinery.dm"
+#include "code\modules\eventkit\medical_issues.dm"
 #include "code\modules\eventkit\collector_event\admin_commands.dm"
 #include "code\modules\eventkit\collector_event\blockers.dm"
 #include "code\modules\eventkit\collector_event\event_collector.dm"