ICD-11 classes
12 Diseases of the respiratory system
CB40 — Certain diseases of the respiratory system
CB40.3 — Interstitial emphysema
ICD-11 CB40.3 — Interstitial emphysema
This is a collection of air outside of the normal air passages in the body and instead is found inside the connective tissue of the peribronchovascular sheaths, interlobular septa, and visceral pleura. This collection develops as a result of alveolar and terminal bronchiolar rupture.
The diagnosis includes nothing.
It excludes 3 items.
- emphysema: NOS (CA21)
- emphysema: surgical (subcutaneous) (NE81)
- Traumatic subcutaneous emphysema, not elsewhere classified (NF0A.7)
Diagnosis with code CB40.3 contains 2 clarifying diagnoses:
- KB27.2 — Pneumomediastinum originating in the perinatal period
- KB27.0 — Interstitial emphysema originating in the perinatal period
The diagnosis is included in 2 other classes.
- Pneumomediastinum originating in the perinatal period (KB27.2)
- Interstitial emphysema originating in the perinatal period (KB27.0)