{"slug":"api-magentlab-com-api-calc-intrauterine-rbc-4030ce","title":"Mandelbrot 1988 intrauterine RBC transfusion volume","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/intrauterine_rbc","category":"other","description":"Mandelbrot 1988 intrauterine RBC transfusion volume: fetoplacental_volume_ml = 1.046 + estimated_fetal_weight_g * 0.14; volume_ml uses the unrounded fetoplacental volume times (hct_final_percent - hct_initial_percent) / hct_donor_percent. Hematocrit arm only; the paper also allowed platelet count — ","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":317,"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":[{"estimated_fetal_weight_g":1000,"hct_donor_percent":80,"hct_final_percent":40,"hct_initial_percent":20},{"estimated_fetal_weight_g":1000,"hct_donor_percent":80,"hct_final_percent":40,"hct_initial_percent":20}]},"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":{"estimated_fetal_weight_g":{"description":"Caller-assigned estimated fetal weight in grams (200-4000). Required. magent does not estimate fetal weight from biometry.","type":"number"},"hct_donor_percent":{"description":"Donor unit hematocrit as a percent (60-90). Must be strictly greater than hct_final_percent.","type":"number"},"hct_final_percent":{"description":"Target fetal hematocrit as a percent (20-60). Must be strictly greater than hct_initial_percent and strictly less than hct_donor_percent.","type":"number"},"hct_initial_percent":{"description":"Initial fetal hematocrit as a percent (5-50). Must be strictly less than hct_final_percent.","type":"number"}},"required":["estimated_fetal_weight_g","hct_initial_percent","hct_final_percent","hct_donor_percent"],"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":317,"error":null}],"description_full":"Mandelbrot 1988 intrauterine RBC transfusion volume: fetoplacental_volume_ml = 1.046 + estimated_fetal_weight_g * 0.14; volume_ml uses the unrounded fetoplacental volume times (hct_final_percent - hct_initial_percent) / hct_donor_percent. Hematocrit arm only; the paper also allowed platelet count — magent does not implement platelets. Caller-assigned estimated fetal weight; magent does not estimate weight from biometry. Not a medical device or transfusion order.","last_updated":"2026-09-28T15:19:53.372Z","schemes":["exact"]}