{"slug":"api-magentlab-com-api-calc-pediatric-nexus-ii-4b088c","title":"Pediatric NEXUS II (Gupta 2018)","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/pediatric_nexus_ii","category":"other","description":"Pediatric NEXUS II (Gupta 2018). Low-risk iff all seven flags are false: skull fracture, scalp hematoma, neurologic deficit, altered alertness, abnormal behavior, persistent vomiting, and coagulopathy. Age 0-17 is required but is not a criterion; adult NEXUS Head CT age >= 65 is dropped. Not a diagn","price_listed":0.005,"price_asked":0.007,"state":"overcharges","state_label":"Asked 1.4x its listed price for its own example","checks_7d":1,"answered_7d":1,"latency_ms_median":279,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"items":[{"abnormal_behavior":false,"age":10,"altered_alertness":false,"coagulopathy":false,"neurologic_deficit":false,"persistent_vomiting":false,"scalp_hematoma":false,"skull_fracture":false},{"abnormal_behavior":false,"age":10,"altered_alertness":false,"coagulopathy":false,"neurologic_deficit":false,"persistent_vomiting":false,"scalp_hematoma":false,"skull_fracture":false}]},"method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"items":{"items":{"properties":{"abnormal_behavior":{"description":"Abnormal behavior as assigned by the caller. true means abnormal behavior is present and low_risk is false. true or false. magent does not examine the patient.","type":"boolean"},"age":{"description":"Age in years (integer 0-17). Required to match the Gupta 2018 pediatric population but is not a score criterion. Age 18 is rejected. Adult NEXUS Head CT age ≥ 65 is dropped.","type":"integer"},"altered_alertness":{"description":"Altered level of alertness as assigned by the caller. true means alertness is altered and low_risk is false. true or false. magent does not assign GCS.","type":"boolean"},"coagulopathy":{"description":"Coagulopathy as assigned by the caller. true means coagulopathy is present and low_risk is false. true or false. magent does not interpret a coagulation assay.","type":"boolean"},"neurologic_deficit":{"description":"Neurologic deficit (neurosurgical deficits) as assigned by the caller. true means a deficit is present and low_risk is false. true or false. magent does not examine the patient.","type":"boolean"},"persistent_vomiting":{"description":"Persistent vomiting as assigned by the caller. true means persistent vomiting is present and low_risk is false. true or false. magent does not take a vomit count.","type":"boolean"},"scalp_hematoma":{"description":"Scalp hematoma as assigned by the caller. true means a scalp hematoma is present and low_risk is false. true or false. magent does not examine the scalp.","type":"boolean"},"skull_fracture":{"description":"Evidence of skull fracture as assigned by the caller. true means a skull-fracture finding is present and low_risk is false. true or false. magent does not examine the patient or read a radiograph.","type":"boolean"}},"required":["age","skull_fracture","scalp_hematoma","neurologic_deficit","altered_alertness","abnormal_behavior","persistent_vomiting","coagulopathy"],"type":"object"},"maxItems":25,"minItems":1,"type":"array"}},"required":["items"],"type":"object"},"headers":{"additionalProperties":{"type":"string"},"type":"object"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-28","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.007,"price_match":false,"latency_ms":279,"error":null}],"description_full":"Pediatric NEXUS II (Gupta 2018). Low-risk iff all seven flags are false: skull fracture, scalp hematoma, neurologic deficit, altered alertness, abnormal behavior, persistent vomiting, and coagulopathy. Age 0-17 is required but is not a criterion; adult NEXUS Head CT age >= 65 is dropped. Not a diagnosis, not a CT order, not Mower 2017 adult NEXUS Head CT, not PECARN, CATCH, or CHALICE, and not Hoffman 2000 NEXUS C-spine. magent does not examine the patient.","last_updated":"2026-09-28T14:34:08.582Z","schemes":["exact"]}