AutoICD API

CA21.0

MacLeod syndrome

MacLeod syndrome

Classification

ICD-11

Parent Code

CA21

ICD-10 Mapping

1 equivalent

WHO Foundation

View on WHO
ICD-10 Equivalents(1)

ICD-10 Equivalents

View full mapping

Corresponding ICD-10-CM codes from the WHO crosswalk mapping

J43.0Unilateral pulmonary emphysema [MacLeod's syndrome]equivalentPrimary
Related ICF Categories(39)

ICF Core Set codes for Chronic Obstructive Pulmonary Disease.

b130Energy and drive functionsb134Sleep functionsb152Emotional functionsb280Sensation of painb410Heart functionsb435Immunological system functionsb440Respiration functionsb450Additional functions of the respiratory systemb455Exercise tolerance functionsb460Sensations associated with cardiovascular and respiratory functionsd230Carrying out daily routined240Handling stress and other psychological demands+27 more
Also Known As / Clinical Terms(4)

UMLS ↗

Frequently Asked Questions
What is the ICD-11 code for macleod syndrome?

The ICD-11 code for macleod syndrome is CA21.0. The full clinical description is "MacLeod syndrome".

What does ICD-11 code CA21.0 mean?

ICD-11 code CA21.0 represents “MacLeod syndrome”. It is classified under Chapter 12: Diseases of the Respiratory System.

What chapter is CA21.0 in?

CA21.0 is in Chapter 12: Diseases of the Respiratory System (codes CA00-CB7Z).

What is the ICD-10 equivalent of ICD-11 code CA21.0?

CA21.0 maps to the ICD-10 code: J43.0 (Unilateral pulmonary emphysema [MacLeod's syndrome]). This is an equivalent mapping.

What is the difference between ICD-10 and ICD-11?

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

What ICF functioning codes are related to macleod syndrome?

The ICF Core Set for Chronic Obstructive Pulmonary Disease includes 39 functioning categories covering body functions, activities, and environmental factors commonly assessed with this condition. View the related ICF categories above.

What UMLS concepts map to ICD-11 code CA21.0?

CA21.0 is linked to 4 UMLS Concept Unique Identifiers: C0264395, C2887441, C2887442, C1407118. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.