Abnormal External Nose Morphology C4023638
Abnormal external nose morphology refers to structural differences in the shape or appearance of the nose. It can be present from birth or result from injury. Treatment may include surgery if it causes breathing difficulties or cosmetic concerns.
Key facts at a glance
- ICD-10
- H93.9
- ICD-11
- 9B00.0
- Body system
- otolaryngologic
- Severity
- mild
- Chronic
- true
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy