J43.0
ICD-10BillableUnilateral pulmonary emphysema [MacLeod's syndrome]
Official ICD-10-CM descriptor (FY2026)
Unilateral pulmonary emphysema [MacLeod's syndrome]
J43.0 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Swyer-James syndrome
- Unilateral emphysema
- Unilateral hyperlucent lung
- Unilateral pulmonary artery functional hypoplasia
- Unilateral transparency of lung
Related codes in J43
Where this code sits
- Parent code
- J43
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.