{"slug":"api-magentlab-com-api-calc-rhig-817628","title":"ACOG Practice Bulletin 181 RhD immune globulin vial arithmetic","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/rhig","category":"other","description":"ACOG Practice Bulletin 181 RhD immune globulin vial arithmetic. fmh_ml = fetal_cells_percent/100 * maternal_blood_volume_ml. One 300 microgram vial covers 30 mL Rh D-positive fetal whole blood. AABB Technical Manual rounding: if frac(fmh_ml/30) >= 0.5 round up then add one vial; if < 0.5 round down ","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":[{"fetal_cells_percent":0.4,"maternal_blood_volume_ml":5000},{"fetal_cells_percent":0.4,"maternal_blood_volume_ml":5000}]},"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":{"fetal_cells_percent":{"description":"Caller-assigned Kleihauer–Betke fetal-cell percent (0-5). magent does not interpret slides.","type":"number"},"maternal_blood_volume_ml":{"description":"Caller-assigned maternal blood volume in mL (3000-10000). magent does not compute Nadler EBV.","type":"number"}},"required":["fetal_cells_percent","maternal_blood_volume_ml"],"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":"ACOG Practice Bulletin 181 RhD immune globulin vial arithmetic. fmh_ml = fetal_cells_percent/100 * maternal_blood_volume_ml. One 300 microgram vial covers 30 mL Rh D-positive fetal whole blood. AABB Technical Manual rounding: if frac(fmh_ml/30) >= 0.5 round up then add one vial; if < 0.5 round down then add one. Minimum 1 vial. Caller assigns Kleihauer–Betke percent and maternal volume; magent does not read slides. Not a prescription or brand order.","last_updated":"2026-09-28T15:16:48.46Z","schemes":["exact"]}