{"code":"A84.1","type":"code","title":"Central European tick-borne encephalitis","codeAlso":[],"includes":["tick-borne viral meningoencephalitis"],"modern_v":"official26","codeFirst":[],"excludes1":["postpolio syndrome (G14)","sequelae of poliomyelitis (B91)","sequelae of viral encephalitis (B94.1)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["A84","A84.0","A84.8","A84.9"],"inclusionTerms":[],"sibling_titles":{"code":"A84.9","title":"Tick-borne viral encephalitis, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Central European tick-borne encephalitis is a billable ICD-10-CM diagnosis code (A84.1). Includes: tick-borne viral meningoencephalitis. Excludes1 (not coded here): postpolio syndrome (G14); sequelae of poliomyelitis (B91); sequelae of viral encephalitis (B94.1).","officialDefinition":"Central European tick-borne encephalitis is a billable ICD-10-CM diagnosis code (A84.1). Includes: tick-borne viral meningoencephalitis. Excludes1 (not coded here): postpolio syndrome (G14); sequelae of poliomyelitis (B91); sequelae of viral encephalitis (B94.1).","seventhCharacterInstructions":[],"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":""}