{"code":"J66.1","type":"code","title":"Flax-dressers' disease","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["allergic alveolitis (J67.-)","asbestosis (J61)","bagassosis (J67.1)","farmer's lung (J67.0)","hypersensitivity pneumonitis due to organic dust (J67.-)","reactive airways dysfunction syndrome (J68.3)","asthma (J45.-)","malignant neoplasm of bronchus and lung (C34.-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Flax-dressers' disease is a billable ICD-10-CM diagnosis code (J66.1). Excludes2 (not included here): allergic alveolitis (J67.-); asbestosis (J61); bagassosis (J67.1); farmer's lung (J67.0); hypersensitivity pneumonitis due to organic dust (J67.-); reactive airways dysfunction syndrome (J68.3); asthma (J45.-); malignant neoplasm of bronchus and lung (C34.-).","officialDefinition":"Flax-dressers' disease is a billable ICD-10-CM diagnosis code (J66.1). Excludes2 (not included here): allergic alveolitis (J67.-); asbestosis (J61); bagassosis (J67.1); farmer's lung (J67.0); hypersensitivity pneumonitis due to organic dust (J67.-); reactive airways dysfunction syndrome (J68.3); asthma (J45.-); malignant neoplasm of bronchus and lung (C34.-).","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":""}