Adding info on hover over svg feature and CHA2_DS2-VASc calculator

src/app/utils/calculators/Arrhythmias and Anti-Coagulation/CHA2DS2-VASc-score.ts

@@ -0,0 +1,158 @@
+import { Calculator, Input, Interpretation, Values } from "../types";
+
+const parameters:Input[] = [
+    {
+        id:"chf",
+        name:"CHF/LV dysfunction",
+        type:"checkbox",
+        placeholder:"Whether the patient has CHF or LV dysfunction",
+        required:true
+    },
+    {
+        id:"hypertension",
+        name:"Hypertension",
+        type:"checkbox",
+        placeholder:"Whether the patient has hypertension",
+        required:true
+    },
+    {
+        id:"age",
+        name:"age",
+        type:"number",
+        placeholder:"Enter the age",
+        required:true,
+        min: 18,
+        max: 95
+    },
+    {
+        id:"dm",
+        name:"Diabetes Mellitus",
+        placeholder:"Whether the patient has diabetes",
+        type:"checkbox",
+        required:true
+    },
+    {
+        id:"ischemia",
+        name:"Prior ischemia",
+        placeholder:"Whether the patient had prior ischemic event",
+        type:"checkbox",
+        required:true
+    },
+    {
+        id:"vd",
+        name:"Vascular Disease",
+        placeholder:"Whether the patient has any vascular disease",
+        info:"Myocardial Infarction, Peripheral Vascular Disease etc.",
+        type:"checkbox",
+        required:true
+    },
+    {
+        id:"gender",
+        name:"Gender",
+        placeholder:"Select the gender",
+        type:"select",
+        required:true,
+        inputOptions:[
+            {
+                label:"Male",
+                value:"male"
+            },
+            {
+                label:"Female",
+                value:"female"
+            }
+        ]
+    }
+];
+
+export const cha2ds2 : Calculator = {
+    id:"cha2ds2",
+    name:"CHA₂DS₂-VASc Score",
+    desc:"CHA₂DS₂-VASc Score is a clinical prediction tool used to estimate the risk of stroke in patients with non-valvular atrial fibrillation (AF).",
+    inputs:parameters,
+    calc_func:(values : Values):number => {
+        const chf = values.chf as boolean;
+        const hypertension = values.hypertension as boolean;
+        const age = values.age as number;
+        const dm = values.dm as boolean;
+        const ischemia = values.ischemia as boolean;
+        const vd = values.vd as boolean;
+        const gender = values.gender as "male" | "female";
+        var score = 0;
+        if(chf) score++;
+        if(hypertension) score++
+        if(age >= 75) score = score + 2;
+        if(dm) score++;
+        if(ischemia) score = score + 2;
+        if(vd) score ++;
+        if(age >= 65 && age < 75) score++;
+        if(gender === "female") score++;
+        return score;
+    },
+    interpret_func:(score : number):Interpretation => {
+        if(score === 0){
+            return {
+                level:"low",
+                message:"The stroke risk % for the patient is 0.2%"
+            }
+        }
+        if(score === 1){
+            return {
+                level:"low",
+                message:"The stroke risk % for the patient is 0.6%"
+            }
+        }
+        if(score === 2){
+            return {
+                level:"low",
+                message:"The stroke risk % for the patient is 2.2%"
+            }
+        }
+        if(score === 3){
+            return {
+                level:"low",
+                message:"The stroke risk % for the patient is 3.2%"
+            }
+        }
+        if(score === 4){
+            return {
+                level:"moderate",
+                message:"The stroke risk % for the patient is 4.8%"
+            }
+        }
+        if(score === 5){
+            return {
+                level:"moderate",
+                message:"The stroke risk % for the patient is 7.2%"
+            }
+        }
+        if(score === 6){
+            return {
+                level:"moderate",
+                message:"The stroke risk % for the patient is 9.7%"
+            }
+        }
+        if(score === 7){
+            return {
+                level:"high",
+                message:"The stroke risk % for the patient is 11.2%"
+            }
+        }
+        if(score === 8){
+            return {
+                level:"high",
+                message:"The stroke risk % for the patient is 10.8%"
+            }
+        }
+        if(score === 9){
+            return {
+                level:"severe",
+                message:"The stroke risk % for the patient is 12.2"
+            }
+        }
+        return {
+            level:"none",
+            message:"invalid values"
+        }
+    }
+}

src/app/utils/calculators/Emergency/TIMI_score.ts

@@ -10,14 +10,15 @@ const parameters:Input[] = [
     },
     {
         id:"isCAD",
-        name:"Known Coronary Artery Disease (stenosis >= 50%)",
-        placeholder:"Whether the patient has a known CAD with more than 50% stenosis",
+        name:"Known Coronary Artery Disease",
+        placeholder:"Whether the patient has a known CAD with more than or equal to 50% stenosis",
         type:"checkbox"
     },
     {
         id:"cadRiskFactors",
         name:"CAD Risk Factors",
-        placeholder:"Whether the patient has 3 or more than 3 CAD Risk Factors (Family history of CAD, Hypertension, Hypercholesterolemia, Diabetes, Smoker)",
+        placeholder:"Whether the patient has 3 or more than 3 CAD Risk Factors",
+        info:"Hypertension, hypercholesterolemia, diabetes, family history of CAD, or current smoker",
         type:"checkbox"
     },
     {
@@ -41,8 +42,9 @@ const parameters:Input[] = [
     {
         id:"biomarkers",
         name:"Elevated Serum cardiac biomarkers",
-        placeholder:"Whether the patient has Elevated Serum cardiac biomarkers (Troponin levels, creatine kinase etc)",
-        type:"checkbox"
+        placeholder:"Whether the patient has Elevated Serum cardiac biomarkers",
+        type:"checkbox",
+        info:"Troponin levels, creatine kinase"
     }
 ];
 

src/app/utils/calculators/General Cardiology/MAP.ts

@@ -4,18 +4,20 @@ const parameters : Input[] = [
     {
         id:"sbp",
         name:"Systolic Blood Pressure",
-        placeholder:"Enter the Systolic Blood Pressure in mmHg",
+        placeholder:"Enter the Systolic Blood Pressure",
         type:"number",
         required:true,
-        min:0
+        min:0,
+        defaultUnit:"mmHg",
     },
     {
         id:"dbp",
         name:"Diastolic Blood Pressure",
-        placeholder:"Enter the Disatolic Blood Pressure in mmHg",
+        placeholder:"Enter the Disatolic Blood Pressure",
         type:"number",
         required:true,
-        min:0
+        min:0,
+        defaultUnit:"mmHg"
     }
 ]
 

src/app/utils/calculators/registry.ts

@@ -4,6 +4,7 @@ import { Section } from "./types";
 import { MELD } from "./Utilities/MELD";
 import { MAP } from "./General Cardiology/MAP";
 import { TIMI } from "./Emergency/TIMI_score";
+import { cha2ds2 } from "./Arrhythmias and Anti-Coagulation/CHA2DS2-VASc-score";
 
 export const CalculatorRegistry : Record<string, Section> = {
     generalCardiology:{
@@ -15,6 +16,15 @@ export const CalculatorRegistry : Record<string, Section> = {
             MAP
         ]
     },
+    arrhythmias:{
+        id:"arrhythmias",
+        displayName:"Arrhythmias & Anti-Coagulation",
+        textColor:"#ccc",
+        svg:"",
+        calculators:[
+            cha2ds2
+        ]
+    },
     emergency:{
         id:"emergency",
         displayName:"Emergency",

src/app/utils/calculators/types.ts

@@ -23,6 +23,7 @@ export interface Input{
     required?:boolean,
     defaultUnit?:string,
     unitOptions?:string[],
+    info?: string,
     handleDataChange?:Function    
 }