Yokoe 2018 TG18 (=TG13) acute cholecystitis
Yokoe 2018 TG18 (=TG13) acute cholecystitis. Definite if local signs (Murphy or RUQ mass/pain/tenderness), systemic signs (fever, elevated CRP or WBC), and imaging; suspected if local and systemic without imaging; else none. Suspected/definite: Grade III if any organ dysfunction, else Grade II if any Grade II flag, else Grade I. Severity none when diagnosis is none. Not cholangitis or Alvarado/RIPASA. magent does not examine, assay, or read imaging. Not a medical device.
Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
307 msmedian answer time
$0.005listed price per call
$0.007price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.magentlab.com/api/calc/tokyo_cholecystitis
| Category | Everything else |
|---|---|
| Provider host | api.magentlab.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 0 from 0 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-28 | valid payment request | 402 | $0.007 | 307 ms |
Example input (from the provider)
{
"body": {
"items": [
{
"decreased_consciousness": false,
"duration_gt_72h": false,
"elevated_crp": false,
"elevated_wbc": false,
"fever": false,
"hypotension_vasopressors": false,
"imaging_findings": false,
"marked_local_inflammation": false,
"murphy": false,
"oliguria_or_creatinine_gt_2": false,
"palpable_tender_ruq_mass": false,
"pfr_lt_300": false,
"platelets_lt_100k": false,
"pt_inr_gt_1_5": false,
"ruq_mass_pain_tenderness": false,
"wbc_gt_18000": false
},
{
"decreased_consciousness": false,
"duration_gt_72h": false,
"elevated_crp": false,
"elevated_wbc": false,
"fever": false,
"hypotension_vasopressors": false,
"imaging_findings": false,
"marked_local_inflammation": false,
"murphy": false,
"oliguria_or_creatinine_gt_2": false,
"palpable_tender_ruq_mass": false,
"pfr_lt_300": false,
"platelets_lt_100k": false,
"pt_inr_gt_1_5": false,
"ruq_mass_pain_tenderness": false,
"wbc_gt_18000": false
}
]
},
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"items": {
"items": {
"properties": {
"decreased_consciousness": {
"description": "Decreased level of consciousness as assigned by the caller (Yokoe 2018 TG18 Grade III neurological dysfunction). true or false. magent does not examine the patient.",
"type": "boolean"
},
"duration_gt_72h": {
"description": "Duration of complaints >72 h as assigned by the caller (Yokoe 2018 TG18 Grade II). true or false. magent does not take a history.",
"type": "boolean"
},
"elevated_crp": {
"description": "Elevated C-reactive protein as assigned by the caller (Yokoe 2018 TG18 systemic sign of inflammation B). true or false. magent does not assay CRP.",
"type": "boolean"
},
"elevated_wbc": {
"description": "Elevated white blood cell count as assigned by the caller (Yokoe 2018 TG18 systemic sign of inflammation B). true or false. magent does not assay WBC.",
"type": "boolean"
},
"fever": {
"description": "Fever as assigned by the caller (Yokoe 2018 TG18 systemic sign of inflammation B). true or false. magent does not measure temperature.",
"type": "boolean"
},
"hypotension_vasopressors": {
"description": "Hypotension requiring dopamine \u22655 \u00b5g/kg/min or any norepinephrine as assigned by the caller (Yokoe 2018 TG18 Grade III cardiovascular dysfunction). true or false. magent does not measure blood pressure or order vasopressors.",
"type": "boolean"
},
"imaging_findings": {
"description": "Imaging findings characteristic of acute cholecystitis as assigned by the caller (Yokoe 2018 TG18 diagnostic criterion C). true or false. magent does not read imaging.",
"type": "boolean"
},
"marked_local_inflammation": {
"description": "Marked local inflammation (gangrenous cholecystitis, pericholecystic abscess, hepatic abscess, biliary peritonitis, or emphysematous cholecystitis) as assigned by the caller (Yokoe 2018 TG18 Grade II). true or false. magent does not interpret imaging or operative findings.",
"type": "boolean"
},
"murphy": {
"description": "Murphy's sign as assigned by the caller (Yokoe 2018 TG18 local sign of inflammation A). true or false. magent does not examine the patient.",
"type": "boolean"
},
"oliguria_or_creatinine_gt_2": {
"description": "Oliguria or creatinine >2.0 mg/dL as assigned by the caller (Yokoe 2018 TG18 Grade III renal dysfunction). true or false. magent does not assay creatinine or measure urine output.",
"type": "boolean"
},
"palpable_tender_ruq_mass": {
"description": "Palpable tender mass in the right upper quadrant as assigned by the caller (Yokoe 2018 TG18 Grade II). true or false. magent does not examine the patient.",
"type": "boolean"
},
"pfr_lt_300": {
"description": "PaO2/FiO2 <300 as assigned by the caller (Yokoe 2018 TG18 Grade III respiratory dysfunction). true or false. magent does not interpret blood gas or ventilator settings.",
"type": "boolean"
},
"platelets_lt_100k": {
"description": "Platelet count <100,000/mm\u00b3 as assigned by the caller (Yokoe 2018 TG18 Grade III hematological dysfunction). true or false. magent does not assay platelets.",
"type": "boolean"
},
"pt_inr_gt_1_5": {
"description": "PT-INR >1.5 as assigned by the caller (Yokoe 2018 TG18 Grade III hepatic dysfunction). true or false. magent does not interpret coagulation assays.",
"type": "boolean"
},
"ruq_mass_pain_tenderness": {
"description": "Right upper quadrant mass, pain, or tenderness as assigned by the caller (Yokoe 2018 TG18 local sign of inflammation A). true or false. magent does not examine the patient.",
"type": "boolean"
},
"wbc_gt_18000": {
"description": "White blood cell count >18,000/mm\u00b3 as assigned by the caller (Yokoe 2018 TG18 Grade II). true or false. magent does not assay WBC.",
"type": "boolean"
}
},
"required": [
"murphy",
"ruq_mass_pain_tenderness",
"fever",
"elevated_crp",
"elevated_wbc",
"imaging_findings",
"hypotension_vasopressors",
"decreased_consciousness",
"pfr_lt_300",
"oliguria_or_creatinine_gt_2",
"pt_inr_gt_1_5",
"platelets_lt_100k",
"wbc_gt_18000",
"palpable_tender_ruq_mass",
"duration_gt_72h",
"marked_local_inflammation"
],
"type": "object"
},
"maxItems": 25,
"minItems": 1,
"type