{"uid":"cap_nGaKGUVcGlxRN7P3tz_28","slug":"magent-ganzoni-iron-deficit-calculator-bfdad618","name":"Magent Ganzoni Iron Deficit Calculator","description":"Ganzoni 1970 iron deficit: weight_kg * (target_hemoglobin_g_dl - hemoglobin_g_dl) * 2.4 + iron_stores_mg. Deterministic published arithmetic with citation. Not an IV iron product dose or order; magent does not pick target Hb or depot iron, and this is not a diagnosis of iron deficiency.","url":"https://api.magentlab.com/api/calc/ganzoni","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":["hemoglobin_g_dl","target_hemoglobin_g_dl","iron_stores_mg"],"properties":{"weight_kg":{"type":"number","description":"Weight in kilograms. Provide weight_kg or weight_lb."},"weight_lb":{"type":"number","description":"Weight in pounds. Converted as kg = lb * 0.45359237."},"iron_stores_mg":{"type":"number","description":"Depot iron stores in mg (0-2000). Required; magent does not default a depot."},"hemoglobin_g_dl":{"type":"number","description":"Measured hemoglobin in g/dL (3-22). This tool does not accept g/L."},"target_hemoglobin_g_dl":{"type":"number","description":"Target hemoglobin in g/dL (7-18). Must be strictly greater than hemoglobin_g_dl. magent does not pick a target."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"path":"/api/calc/ganzoni","count":2,"items":[{"formula":"ganzoni","citation":{"id":"ganzoni-1970","pmid":"5417430","title":"Intravenous iron-dextran: therapeutic and experimental possibilities","source":"Schweiz Med Wochenschr. 1970;100(7):301-303","authors":"Ganzoni AM"},"weight_kg":70,"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","iron_stores_mg":500,"hemoglobin_g_dl":8,"iron_deficit_mg":1676,"formula_expression":"iron_deficit_mg = weight_kg * (target_hemoglobin_g_dl - hemoglobin_g_dl) * 2.4 + iron_stores_mg","target_hemoglobin_g_dl":15},{"formula":"ganzoni","citation":{"id":"ganzoni-1970","pmid":"5417430","title":"Intravenous iron-dextran: therapeutic and experimental possibilities","source":"Schweiz Med Wochenschr. 1970;100(7):301-303","authors":"Ganzoni AM"},"weight_kg":70,"disclaimer":"Not a medical device. Deterministic published-formula or published-code output for autonomous agents. A licensed clinician remains responsible for patient care and billing submissions.","iron_stores_mg":500,"hemoglobin_g_dl":8,"iron_deficit_mg":1676,"formula_expression":"iron_deficit_mg = weight_kg * (target_hemoglobin_g_dl - hemoglobin_g_dl) * 2.4 + iron_stores_mg","target_hemoglobin_g_dl":15}]}},"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_ko5Oux4-Qy2VaFHmDk76O","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 total iron deficit in mg using the Ganzoni 1970 formula: weight_kg × (target_Hb − actual_Hb) × 2.4 + depot iron stores","exampleAgentPrompt":"Calculate the Ganzoni 1970 iron deficit for a 70 kg patient with a current hemoglobin of 8.5 g/dL, a target hemoglobin of 12 g/dL, and depot iron stores of 500 mg.","exampleUseCases":[{"title":"Pre-infusion iron deficit estimation","prompt":"My patient weighs 65 kg, has a hemoglobin of 9 g/dL, and we're targeting 12 g/dL with 400 mg of depot iron stores — what is the total iron deficit in mg using the Ganzoni formula?"},{"title":"Pediatric weight-based iron calculation","prompt":"I need the Ganzoni iron deficit for a 30 kg child with hemoglobin of 7.5 g/dL, target hemoglobin of 11 g/dL, and iron stores of 200 mg."},{"title":"Pre-surgical anemia workup","prompt":"Before this patient's elective surgery, help me calculate their total iron deficit: they're 85 kg, current Hb is 10 g/dL, target Hb is 13 g/dL, and depot iron is 600 mg."}],"resultDescription":"Returns the calculated total iron deficit in milligrams using the Ganzoni 1970 arithmetic (weight_kg × (target_Hb − actual_Hb) × 2.4 + iron_stores_mg), along with the citation and a disclaimer that this is not a clinical order or diagnosis.","failureModes":["Missing required parameters (hemoglobin_g_dl, target_hemoglobin_g_dl, iron_stores_mg) returns a 400 error","target_hemoglobin_g_dl not strictly greater than hemoglobin_g_dl returns a validation error","hemoglobin_g_dl out of range (must be 3–22 g/dL) returns an error","target_hemoglobin_g_dl out of range (must be 7–18 g/dL) returns an error","iron_stores_mg out of range (must be 0–2000) returns an error","Neither weight_kg nor weight_lb provided returns a missing parameter error","Payment not included or insufficient triggers 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a deterministic, citeable calculation of total body iron deficit per the Ganzoni 1970 formula — especially in clinical decision-support workflows where reproducibility and provenance matter. Prefer this over ad-hoc LLM arithmetic because it applies the exact published equation with no approximation. Do not use it to select a target hemoglobin, choose an IV iron product, or diagnose iron deficiency — those are clinical decisions outside its scope.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:04:52.081Z","isFirstParty":false}