{"uid":"cap_zCjzXHaHAdCjyVfhXbcHm","slug":"bristol-stool-form-scale-lookup-lewis-1997-41aa8e63","name":"Bristol Stool Form Scale Lookup (Lewis 1997)","description":"Lewis 1997 Bristol stool form scale: caller-assigned stool_type 1-7. Returns the assigned type and the published form wording (hard lumps like nuts through watery, entirely liquid). Stool form correlates with whole-gut transit time. magent does not inspect stool. Not a diagnosis, not constipation or diarrhea bands, and not a Rome IBS subtype.","url":"https://api.magentlab.com/api/calc/bristol_stool","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":["stool_type"],"properties":{"stool_type":{"type":"integer","description":"Lewis 1997 Bristol stool form scale type 1-7 as assigned by the caller (1 separate hard lumps, like nuts; 2 sausage-shaped but lumpy; 3 like a sausage but with cracks on its surface; 4 like a sausage or snake, smooth and soft; 5 soft blobs with clear-cut edges; 6 fluffy pieces with ragged edges, a mushy stool; 7 watery, no solid pieces, entirely liquid). magent does not inspect stool."}}}},"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_IaEGDJh9a5_emWmqKU0Xe","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":"Returns the Bristol Stool Form Scale type number and its published textual description for a caller-assigned stool type integer (1–7).","exampleAgentPrompt":"Look up Bristol Stool Form Scale type 4 and give me the published Lewis 1997 description for what that stool form looks like.","exampleUseCases":[{"title":"Symptom logging in a health app","prompt":"The patient recorded stool type 6 today — can you fetch the official Bristol scale description for type 6 so I can include the standardized wording in the symptom log?"},{"title":"Clinical note auto-population","prompt":"I need to add the standard Lewis 1997 Bristol stool form wording for type 2 to this patient's chart entry — what's the published description?"},{"title":"Patient education on stool consistency","prompt":"A patient says their stool matches Bristol type 7 — pull up the official Bristol stool scale description for type 7 so I can explain what that means in clinical terms."}],"resultDescription":"Returns the caller-assigned Bristol stool type integer (1–7) and the corresponding published Lewis 1997 textual description of that stool form (e.g. type 1: 'separate hard lumps, like nuts'; type 7: 'watery, no solid pieces, entirely liquid'). Does not perform any stool inspection, diagnosis, or classification into IBS subtypes or constipation/diarrhea bands.","failureModes":["stool_type outside 1–7 range returns an error or empty result","missing required stool_type query parameter returns 400 or validation error","payment not included or insufficient triggers 402 Payment Required","non-integer stool_type value causes schema validation failure"],"whenToPreferThis":"Use this endpoint when you need the standardized Lewis 1997 Bristol Stool Form Scale textual wording for a specific stool type integer already determined by the caller. It is a pure reference lookup — not a diagnostic tool and not a classifier. Prefer this over manual lookup tables when automating clinical documentation, health app logging, or patient education workflows that require the exact published scale wording.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:54:22.740Z","isFirstParty":false}