{"uid":"cap_jjr0B5G71G7Jf4B5caF8B","slug":"greenes-2001-infant-scalp-score-calculator-54af31c3","name":"Greenes 2001 Infant Scalp Score Calculator","description":"Greenes 2001 infant scalp score: age points (0-2 months → 3; 3-5 → 2; 6-11 → 1; 12-24 months → 0) plus caller-assigned hematoma size (0 none, 1 small, 2 medium, 3 large) and location (0 frontal, 1 occipital, 2 temporal/parietal). Total 0-8. magent does not examine the scalp, measure the hematoma, or decide CT. Does not apply later ≥4 clinically important TBI cuts.","url":"https://api.magentlab.com/api/calc/infant_scalp","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["age_months","hematoma_size","hematoma_location"],"properties":{"age_months":{"type":"integer","description":"Age in completed months, integer 0-24 as in Greenes 2001 (infants 0-24 months). Points: 0-2 months → 3; 3-5 → 2; 6-11 → 1; ≥12 → 0. magent does not convert years or days."},"hematoma_size":{"type":"integer","description":"Caller-assigned hematoma size points 0-3 (0 none, 1 small, 2 medium, 3 large). magent does not measure the hematoma or invent centimeter cuts."},"hematoma_location":{"type":"integer","description":"Caller-assigned hematoma location points (0 frontal, 1 occipital, 2 temporal/parietal). magent does not examine the scalp."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Xlp1Rje79LOBlrAGKNjIm","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the Greenes 2001 infant scalp score (0–8) from age in months, hematoma size, and hematoma location for infants 0–24 months","exampleAgentPrompt":"Using the Greenes 2001 infant scalp scoring rule, calculate the score for a 4-month-old with a large temporal/parietal hematoma — age is 4 months, hematoma size is large (3), hematoma location is temporal/parietal (2).","exampleUseCases":[{"title":"Scoring infant after minor head trauma","prompt":"I have a 2-month-old who fell and has a medium occipital hematoma — can you run the Greenes 2001 infant scalp score? Age is 2 months, hematoma size is medium (2), location is occipital (1)."},{"title":"Comparing scores across age groups","prompt":"Calculate the Greenes scalp score for a 13-month-old toddler with no visible hematoma — age 13 months, hematoma size 0 (none), hematoma location 0 (frontal)."},{"title":"Documenting scalp score for ED chart","prompt":"For an 8-month-old with a small frontal hematoma, give me the Greenes 2001 infant scalp total — 8 months old, size 1 (small), location 0 (frontal)."}],"resultDescription":"Returns the computed Greenes 2001 infant scalp score integer (0–8) derived from age-based points plus caller-assigned hematoma size and location points. Does not recommend CT, classify injury severity beyond the numeric score, or apply later ≥4 clinically important TBI thresholds.","failureModes":["age_months outside 0–24 range returns an error or undefined behavior","hematoma_size not in 0–3 integer range returns validation error","hematoma_location not in 0–2 integer range returns validation error","non-integer inputs rejected by schema","missing required query parameters returns HTTP 400"],"whenToPreferThis":"Choose this endpoint when you need a deterministic, rule-based numeric computation of the Greenes 2001 infant scalp score for infants 0–24 months — particularly in clinical documentation workflows or agentic pipelines that need a fast, auditable scoring step before a clinician interprets results. Not appropriate if you need CT recommendation logic, PECARN rules, or scoring for children older than 24 months.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:13:08.681Z","isFirstParty":false}