{"uid":"cap_n6eWilizWEA7JhNeXDgkf","slug":"mazzaferro-2018-metroticket-2-0-hcc-transplant-criteria-calculator-bfb18f62","name":"Mazzaferro 2018 Metroticket 2.0 HCC Transplant Criteria Calculator","description":"Mazzaferro 2018 Metroticket 2.0 AFP-adjusted-to-HCC-size 70% 5-year HCC-specific survival criteria. meets_70pct_hcc_specific_survival is true iff AFP <200 ng/mL and tumor_count + largest_cm <=7, or 200<=AFP<400 and sum <=5, or 400<=AFP<=1000 and sum <=4. AFP >1000 never meets. Not Milan, UCSF, Metroticket 1.0 contours, or competing-risk survival percents. magent does not interpret imaging or assay AFP. Not a medical device or transplant listing.","url":"https://api.magentlab.com/api/calc/metroticket_2","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":["tumor_count","largest_cm","afp_ng_ml"],"properties":{"afp_ng_ml":{"type":"number","description":"Serum AFP in ng/mL (1-100000) as assigned by the caller. Mazzaferro 2018 bands: <200 (sum <=7), 200 to <400 (sum <=5), 400 to 1000 (sum <=4); >1000 never meets. magent does not assay AFP."},"largest_cm":{"type":"number","description":"Largest tumor diameter in centimetres (0.1-30) as assigned by the caller. Added to tumor_count as size_number_sum. magent does not interpret imaging."},"tumor_count":{"type":"integer","description":"Number of HCC nodules (integer 1-20) as assigned by the caller. Added to largest_cm as size_number_sum (up-to-7 convention). magent does not interpret imaging."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"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_pSKtwoXjKl6_vBKDF3i1z","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":"Evaluates whether a hepatocellular carcinoma (HCC) patient meets the AFP-adjusted Metroticket 2.0 criteria for 70% 5-year HCC-specific survival, based on AFP level, tumor count, and largest tumor diameter.","exampleAgentPrompt":"Using the Mazzaferro 2018 Metroticket 2.0 criteria, does a patient with an AFP of 350 ng/mL, 2 HCC nodules, and a largest tumor diameter of 2.5 cm meet the 70% 5-year HCC-specific survival threshold?","exampleUseCases":[{"title":"HCC transplant eligibility check beyond Milan","prompt":"I have a patient with AFP of 250 ng/mL, 3 HCC tumors, and the largest is 1.8 cm — do they meet the Metroticket 2.0 criteria for 70% 5-year HCC-specific survival?"},{"title":"High-AFP patient boundary assessment","prompt":"Can you check if an HCC patient with AFP of 850 ng/mL, 1 tumor, and a largest diameter of 3 cm falls within the Mazzaferro 2018 AFP-adjusted survival criteria?"},{"title":"AFP over 1000 disqualification confirmation","prompt":"My patient has AFP of 1200 ng/mL, tumor count of 1, and largest nodule 2 cm — do they still fail Metroticket 2.0 criteria because of the AFP level?"}],"resultDescription":"Returns a boolean meets_70pct_hcc_specific_survival indicating whether the patient satisfies the Mazzaferro 2018 AFP-adjusted Metroticket 2.0 threshold for 70% 5-year HCC-specific survival, based on the AFP band applied to the sum of tumor count plus largest tumor diameter. Also returns the computed size_number_sum and the AFP band used.","failureModes":["AFP value outside supported range (1–100000 ng/mL) returns validation error","tumor_count outside 1–20 integer range returns validation error","largest_cm outside 0.1–30 cm range returns validation error","Missing required query parameters returns 400-class error","Ambiguous or non-numeric inputs rejected — endpoint does not interpret imaging or assay AFP"],"whenToPreferThis":"Use this endpoint when you need to programmatically apply the Mazzaferro 2018 Metroticket 2.0 AFP-adjusted criteria specifically — not Milan criteria, not UCSF criteria, and not Metroticket 1.0. It is appropriate when caller-assigned AFP, tumor count, and largest tumor diameter are already known and the question is whether the patient satisfies the 70% 5-year HCC-specific survival threshold under the AFP-stratified sum rule.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:20:24.726Z","isFirstParty":false}