ICD-11 classes
12 Diseases of the respiratory system
Upper respiratory tract disorders
CA09 — Chronic rhinitis, nasopharyngitis or pharyngitis
CA09.1 — Chronic nasopharyngitis
ICD-11 CA09.1 — Chronic nasopharyngitis
Persistent or recurrent inflammation of the top portion of the pharynx situated posterior to the nose and superior to the soft palate, usually including its mucosa, related lymphoid structure, and glands.
The diagnosis includes nothing.
It excludes 1 item.
- Acute nasopharyngitis (CA00)
It has no clarifying diagnoses.