CATCH (Osmond 2010). CT indicated if any of 7 caller-assigned findings after pediatric minor head injury. High (neurologic intervention): GCS <15 at 2h, open/depressed skull fracture, worsening headache, irritability. Medium if not high (brain injury on CT): basal skull fracture, large boggy scalp hematoma, dangerous mechanism. Low if none. Not PECARN, CHALICE, Canadian CT Head, NEXUS, or CATCH-2. magent does not examine the child or read CT. Not a diagnosis or medical device.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://api.magentlab.com/api/calc/catch' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://api.magentlab.com/api/calc/catch'
Endpoint: https://api.magentlab.com/api/calc/catch. Operated by api.magentlab.com, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Struck 2017 2HELPS2B: BIRDs 2 points; LPD or LRDA or BIPD, prior seizure, sporadic epileptiform discharges, frequency >2.0 Hz, and plus features 1 point each. M…
4AT (Bellelli 2014): alertness (normal 0, abnormal 4) + AMT4 mistake count 0/1/2 + attention 0/1/2 + acute change or fluctuation (false 0, true 4). Max 12. Band…
Knight 2020 ISARIC 4C Mortality Score: age (<50→0, 50–59→2, 60–69→4, 70–79→6, ≥80→7) + male 1 + comorbidity_count (0/1/≥2 → 0/1/2; caller-assigned Charlson-plus…
Roy 2021 4PEPS Table 3: age <50 −2, 50–64 −1, ≥65 0; chronic respiratory disease −1; HR <80 −1; chest pain and acute dyspnea +1; male +2; estrogen treatment +2;…
Enright 1998 predicted six-minute walk distance (meters) from sex, age 40-80, height_cm, and weight_kg (Table 3 height/weight: male 7.57H−5.02age−1.76W−309; fem…
Nathan/ADAG A1C to estimated average glucose conversion, or the reverse. Provide exactly one of a1c_percent or eAG. Deterministic published equation with citati…
Alveolar–arterial oxygen gradient from FiO2, barometric pressure, PaCO2, PaO2, and RQ using the simplified alveolar-gas equation (PH2O 47 mm Hg). Deterministic …
Abbey 2004 observational pain scale from six caller-assigned 0-3 items (vocalization, facial_expression, change_in_body_language, behavioural_change, physiologi…
Nunez 2009 ABC (assessment of blood consumption): penetrating mechanism, arrival SBP ≤90 mm Hg, arrival HR ≥120 bpm, and positive FAST; 1 point each, max 4. sco…
Kothari 1996 ABC/2 ellipsoid ICH volume: (a_cm × b_cm × c_cm) / 2, rounded to one decimal milliliter. A is the largest diameter, B the perpendicular diameter, a…
ABCD2 (Johnston 2007) early stroke-risk score after TIA from age, blood pressure, caller-assigned clinical features, symptom duration, and diabetes (max 7). Ban…
Dominguez 2008 ABIC score from age, bilirubin, creatinine, and INR. ABIC = (age * 0.1) + (bilirubin_mg_dl * 0.08) + (creatinine_mg_dl * 0.3) + (inr * 0.8). Low …