ICD-11 classes
09 Diseases of the visual system
Glaucoma or glaucoma suspect
9C61 — Glaucoma
9C61.0 — Primary open-angle glaucoma
ICD-11 9C61.0 — Primary open-angle glaucoma
Primary open-angle glaucoma is a chronic progressive optic neuropathy with characteristic morphological changes at the optic nerve head and retinal nerve fibre layer in the absence of other ocular disease or congenital anomalies. Progressive retinal ganglion cell death and visual field loss are associated with these changes. Anterior chamber angle appearance is normal and major risk factors include level of intraocular pressure and older age.
The diagnosis includes nothing.
The diagnosis excludes nothing.
Diagnosis with code 9C61.0 contains 4 clarifying diagnoses:
- 9C61.00 — Normal tension glaucoma
- 9C61.01 — Ocular hypertension
- 9C61.0Y — Other specified primary open-angle glaucoma
- 9C61.0Z — Primary open-angle glaucoma, unspecified