{"code":"I63.81","type":"code","title":"Other cerebral infarction due to occlusion or stenosis of small artery","codeAlso":[],"includes":["occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction"],"modern_v":"official26","codeFirst":[],"excludes1":["neonatal cerebral infarction (P91.82-)","traumatic intracranial hemorrhage (S06.-)"],"excludes2":["chronic, without residual deficits (sequelae) (Z86.73)","sequelae of cerebral infarction (I69.3-)"],"isBillable":true,"sibling_codes":["I63","I63.0","I63.01","I63.011","I63.012","I63.013","I63.019","I63.02","I63.03","I63.031","I63.032","I63.033","I63.039","I63.09","I63.1","I63.10","I63.11","I63.111","I63.112","I63.113","I63.119","I63.12","I63.13","I63.131","I63.132","I63.133","I63.139","I63.19","I63.2","I63.20","I63.21","I63.211","I63.212","I63.213","I63.219","I63.22","I63.23","I63.231","I63.232","I63.233","I63.239","I63.29","I63.3","I63.30","I63.31","I63.311","I63.312","I63.313","I63.319","I63.32","I63.321","I63.322","I63.323","I63.329","I63.33","I63.331","I63.332","I63.333","I63.339","I63.34","I63.341","I63.342","I63.343","I63.349","I63.39","I63.4","I63.40","I63.41","I63.411","I63.412","I63.413","I63.419","I63.42","I63.421","I63.422","I63.423","I63.429","I63.43","I63.431","I63.432","I63.433","I63.439","I63.44","I63.441","I63.442","I63.443","I63.449","I63.49","I63.5","I63.50","I63.51","I63.511","I63.512","I63.513","I63.519","I63.52","I63.521","I63.522","I63.523"],"inclusionTerms":["Lacunar infarction"],"sibling_titles":{"code":"I63.523","title":"Cerebral infarction due to unspecified occlusion or stenosis of bilateral anterior cerebral arteries","isBillable":true},"useAdditionalCode":["code, if applicable, to identify status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82)","code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)","code to identify presence of:","alcohol abuse and dependence (F10.-)","exposure to environmental tobacco smoke (Z77.22)","history of tobacco dependence (Z87.891)","hypertension (I10-I1A)","occupational exposure to environmental tobacco smoke (Z57.31)","tobacco dependence (F17.-)","tobacco use (Z72.0)"],"clinicalDefinition":"Other cerebral infarction due to occlusion or stenosis of small artery is a billable ICD-10-CM diagnosis code (I63.81). Includes: occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction. Inclusion terms: Lacunar infarction. Excludes1 (not coded here): neonatal cerebral infarction (P91.82-); traumatic intracranial hemorrhage (S06.-). Excludes2 (not included here): chronic, without residual deficits (sequelae) (Z86.73); sequelae of cerebral infarction (I69.","officialDefinition":"Other cerebral infarction due to occlusion or stenosis of small artery is a billable ICD-10-CM diagnosis code (I63.81). Includes: occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction. Inclusion terms: Lacunar infarction. Excludes1 (not coded here): neonatal cerebral infarction (P91.82-); traumatic intracranial hemorrhage (S06.-). Excludes2 (not included here): chronic, without residual deficits (sequelae) (Z86.73); sequelae of cerebral infarction (I69.3-). Use additional code: code, if applicable, to identify status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82); code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-); code to identify presence of:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); history of tobacco dependence (Z87.891); hypertension (I10-I1A); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).","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":""}