{"code":"W49.02XA","type":"code","title":"String or thread causing external constriction, initial encounter","codeAlso":[],"includes":["exposure to abnormal gravitational [G] forces","exposure to inanimate mechanical forces NEC"],"modern_v":"official26","codeFirst":[],"excludes1":["exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)","assault (X92-Y09)","contact or collision with animals or persons (W50-W64)","intentional self-harm (X71-X83)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"String or thread causing external constriction, initial encounter is a billable ICD-10-CM diagnosis code (W49.02A). Includes: exposure to abnormal gravitational [G] forces; exposure to inanimate mechanical forces NEC. Excludes1 (not coded here): exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-); assault (X92-Y09); contact or collision with animals or persons (W50-W64); intentional self-harm (X71-X83). 7th character: The appropriate 7th character is to be added to each code from category W49.","officialDefinition":"String or thread causing external constriction, initial encounter is a billable ICD-10-CM diagnosis code (W49.02A). Includes: exposure to abnormal gravitational [G] forces; exposure to inanimate mechanical forces NEC. Excludes1 (not coded here): exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-); assault (X92-Y09); contact or collision with animals or persons (W50-W64); intentional self-harm (X71-X83). 7th character: The appropriate 7th character is to be added to each code from category W49.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code from category W49"],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}