9B71.1 Hypertensive retinopathy
International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2026-01
Hypertensive retinopathy is the most common ocular presentation of hypertension. The arteriosclerotic changes of hypertensive retinopathy are caused by chronically elevated blood pressure. Hypertensive retinopathy includes 2 disease processes; the acute and chronic effects. The acute effect of systemic arterial hypertension are a result of vasospasm to autoregulate perfusion. The chronic effects of hypertension are caused by arteriosclerosis and predispose patients to visual loss from complications of vascular occlusions or macroaneurysms.
postcoordination
Add Stem and/or Extension codes to form a cluster code which adds detail to the condition.
synonyms
- Hypertensive retinopathy
- Hypertensive Retinopathy, Stage 1, mild arteriolar narrowing, broadening of arteriolar light reflex
- hypertensive retinopathy, Stage 1
- Hypertensive Retinopathy, Stage 2, focal arteriolar narrowing, marked generalised arteriolar narrowing, arteriovenous nicking, opacity, “copper wiring” of arteriolar wall, or a combination of these signs
- hypertensive retinopathy, Stage 2
- Hypertensive Retinopathy, Stage 3, haemorrhage, blot, dot, or flame-shaped, microaneurysm, cotton-wool spot, hard exudate, or combination of these signs
- hypertensive retinopathy, Stage 3
- Hypertensive Retinopathy, Stage 4, signs of stage 3 retinopathy plus swelling of the optic disk
- hypertensive retinopathy, Stage 4
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