{"uid":"cap_o-g00x6MTKb_QwkEqCB0F","slug":"mean-arterial-pressure-map-calculator-d1e0e541","name":"Mean Arterial Pressure (MAP) Calculator","description":"Mean arterial pressure from cuff systolic and diastolic BP using diastolic + pulse pressure / 3. Conventional 1/3 estimate, not an invasive aortic mean. Deterministic published arithmetic with citation; not a treatment target.","url":"https://api.magentlab.com/api/calc/map","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":["systolic_mm_hg","diastolic_mm_hg"],"properties":{"systolic_mm_hg":{"type":"number","description":"Cuff systolic blood pressure in mm Hg (50-250)."},"diastolic_mm_hg":{"type":"number","description":"Cuff diastolic blood pressure in mm Hg (20-160). Must be less than systolic."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"path":"/api/calc/map","count":2,"items":[{"formula":"map","citation":{"id":"sesso-2000","doi":"10.1161/01.HYP.36.5.801","title":"Systolic and diastolic blood pressure, pulse pressure, and mean arterial pressure as predictors of cardiovascular disease risk in men","source":"Hypertension. 2000;36(5):801-807","authors":"Sesso HD, Stampfer MJ, Rosner B, et al."},"map_mm_hg":93.3,"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.","systolic_mm_hg":120,"diastolic_mm_hg":80,"formula_expression":"MAP_mm_hg = diastolic_mm_hg + (systolic_mm_hg - diastolic_mm_hg) / 3","pulse_pressure_mm_hg":40},{"formula":"map","citation":{"id":"sesso-2000","doi":"10.1161/01.HYP.36.5.801","title":"Systolic and diastolic blood pressure, pulse pressure, and mean arterial pressure as predictors of cardiovascular disease risk in men","source":"Hypertension. 2000;36(5):801-807","authors":"Sesso HD, Stampfer MJ, Rosner B, et al."},"map_mm_hg":93.3,"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.","systolic_mm_hg":120,"diastolic_mm_hg":80,"formula_expression":"MAP_mm_hg = diastolic_mm_hg + (systolic_mm_hg - diastolic_mm_hg) / 3","pulse_pressure_mm_hg":40}]}},"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_7IaJeTap79Ia1PY4l813U","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":"Calculates mean arterial pressure from cuff systolic and diastolic blood pressure using the conventional 1/3 pulse pressure formula (diastolic + pulse pressure / 3)","exampleAgentPrompt":"What's the mean arterial pressure for a patient with a cuff blood pressure of 118 systolic and 76 diastolic?","exampleUseCases":[{"title":"ICU hemodynamic assessment","prompt":"Can you calculate the MAP for a patient in the ICU with a cuff BP reading of 95 systolic and 60 diastolic? We need it for the chart."},{"title":"Hypertension management check","prompt":"My patient has a blood pressure of 155 over 95 — what's their mean arterial pressure using the standard 1/3 pulse pressure formula?"},{"title":"Pre-op anesthesia screening","prompt":"Before surgery, a patient's BP was recorded as 132 systolic and 82 diastolic. Can you calculate their MAP for the anesthesiologist?"}],"resultDescription":"Returns a numerically computed mean arterial pressure value in mm Hg, derived using the Diastolic + (Pulse Pressure / 3) formula. The result is a deterministic arithmetic calculation based on the conventional 1/3 estimate from noninvasive cuff measurements, with a citation to the published methodology. It is not an invasive aortic mean and should not be interpreted as a treatment target.","failureModes":["Missing systolic_mm_hg or diastolic_mm_hg parameters returns validation error","Diastolic value greater than or equal to systolic value triggers invalid input error","Values outside accepted ranges (systolic 50-250, diastolic 20-160) may be rejected","Non-numeric input types cause schema validation failure"],"whenToPreferThis":"Use this endpoint when you need a quick, deterministic, citable MAP estimate from standard noninvasive cuff blood pressure readings. Prefer it for clinical documentation, decision-support workflows, or automated chart calculations where the conventional 1/3 pulse pressure formula (Diastolic + PP/3) is the accepted standard. Do not use if an invasive aortic mean or arterial-line-derived MAP is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:56:49.404Z","isFirstParty":false}