{"uid":"cap_p1SKmSjSx9vBnk5Ac2KDb","slug":"pedsrc-blunt-abdomen-streck-2017-rule-bcaf15ba","name":"PedSRC Blunt Abdomen Streck 2017 Rule","description":"PedSRC blunt abdomen (Streck 2017). Very low risk of blunt intra-abdominal injury only when none of five caller-assigned findings is present: AST >200 U/L, abnormal abdominal examination (wall trauma, distension, or tenderness), abnormal chest x-ray, abdominal pain, and abnormal pancreatic enzymes (amylase or lipase). Presence of a criterion does not mandate CT. Not a diagnosis. Not Holmes 2013 PECARN IAI. magent does not examine the child or assay AST, amylase, or lipase.","url":"https://api.magentlab.com/api/calc/pedsrc","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":["ast_u_l","abnormal_abdominal_exam","abnormal_chest_xray","abdominal_pain","abnormal_pancreatic_enzymes"],"properties":{"ast_u_l":{"type":"number","description":"Aspartate aminotransferase in U/L (number 1-10000). Positive Streck 2017 variable iff >200 U/L (200 is not positive). magent does not assay AST."},"abdominal_pain":{"type":"boolean","description":"Reported abdominal pain as assigned by the caller. true means pain is present and very_low_risk is false. true or false. magent does not take a pain score."},"abnormal_chest_xray":{"type":"boolean","description":"Abnormal chest x-ray as assigned by the caller. true means the finding is present and very_low_risk is false. true or false. magent does not read a radiograph."},"abnormal_abdominal_exam":{"type":"boolean","description":"Abnormal abdominal examination (wall trauma, distension, or tenderness) as assigned by the caller. true means the finding is present and very_low_risk is false. true or false. magent does not examine the child."},"abnormal_pancreatic_enzymes":{"type":"boolean","description":"Abnormal amylase or lipase as assigned by the caller. true means the finding is present and very_low_risk is false. true or false. magent does not assay amylase or lipase."}}}},"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_OGnKDMvoao6xZex7iEHgE","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":"Applies the Streck 2017 PedSRC decision rule to identify pediatric patients at very low risk of blunt intra-abdominal injury requiring CT","exampleAgentPrompt":"Run the Streck 2017 PedSRC blunt abdomen rule for a pediatric trauma patient: AST is 180 U/L, no abdominal pain reported, abdominal exam is abnormal, chest x-ray is normal, and pancreatic enzymes are normal.","exampleUseCases":[{"title":"ED triage for pediatric belly trauma","prompt":"I have a 7-year-old who came in after a bike accident with blunt abdominal trauma. AST is 150 U/L, no abdominal pain, abdominal exam is normal, chest x-ray is normal, and pancreatic enzymes are normal. Can you run the Streck 2017 PedSRC rule and tell me if this kid is very low risk for intra-abdominal injury?"},{"title":"Child with all five criteria absent","prompt":"For a pediatric blunt abdomen patient: AST is 90 U/L, abdominal pain is absent, abdominal exam is normal, chest x-ray is normal, and amylase and lipase are normal. Apply the Streck 2017 rule — is this child very low risk?"},{"title":"Trauma patient with elevated AST","prompt":"A 10-year-old was hit in the abdomen during a sports collision. AST came back at 350 U/L, no reported abdominal pain, abdominal exam is normal, chest x-ray is normal, pancreatic enzymes are normal. Run the Streck 2017 PedSRC blunt abdomen decision rule for me."}],"resultDescription":"Returns a classification indicating whether the patient meets the very low risk criteria under the Streck 2017 PedSRC rule — very_low_risk is true only when all five criteria (AST >200, abnormal abdominal exam, abnormal chest x-ray, abdominal pain, abnormal pancreatic enzymes) are absent. Individual criterion results may also be returned.","failureModes":["Missing required query parameters (ast_u_l, abnormal_abdominal_exam, abnormal_chest_xray, abdominal_pain, abnormal_pancreatic_enzymes) returns an error","AST value outside 1-10000 U/L range may be rejected or produce unexpected output","Boolean fields sent as strings rather than true/false may cause parsing errors","Payment failure (x402) if USDC balance insufficient"],"whenToPreferThis":"Use this endpoint when you need to apply the Streck 2017 five-criterion PedSRC rule specifically for pediatric blunt abdominal trauma risk stratification. This is not the Holmes 2013 PECARN IAI rule — choose this when the clinical context is Streck 2017 and all five caller-assigned criteria values are available. Best suited for structured clinical decision support workflows where the clinician has already assessed the patient and obtained AST, imaging, and enzyme results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:54:08.099Z","isFirstParty":false}