and retina H30 Chorioretinal inflammation (H30) Chorioretinal inflammation (H30.0) Focal chorioretinal inflammation Focal: chorioretinitis choroiditis retinitis retinochoroiditis (H30.1) Disseminated chorioretinal inflammation Disseminated: chorioretinitis choroiditis retinitis retinochoroiditis Excludes: exudative retinopathy (H35.0) (H30.2) Posterior cyclitis Pars planitis (H30.8) Other chorioretinal inflammations Harada's disease (H30.9) Chorioretinal inflammation, unspecified Chorioretinitis Choroiditis Retinitis Retinochoroiditis H31 Other disorders of choroid (H31) Other disorders of choroid (H31.0) Chorioretinal scars Macula scars of posterior pole (postinflammatory) (post-traumatic) Solar retinopathy (H31.1) Choroidal degeneration Atrophy Sclerosis Excludes: angioid streaks (H35.3) (H31.2) Hereditary choroidal dystrophy Choroideremia Dystrophy, choroidal (central areolar) (generalized) (peripapillary) Gyrate atrophy, choroid Excludes: ornithinaemia ( E72.4 ) (H31.3) Choroidal haemorrhage and rupture Choroidal haemorrhage: NOS (Not Otherwise Specified) expulsive (H31.4) Choroidal detachment (H31.8) Other specified disordes of choroid (H31.9) Disorder of choroid, unspecified H32 Chorioretinal disorders in diseases classified elsewhere (H32) Chorioretinal disorders in diseases classified elsewhere (H32.0) Chorioretinal inflammation in infectious and parasitic diseases classified elsewhere Chorioretinitis: syphilitic, late ( A52.7+ ) toxoplasma ( B58.0+ ) tuberculosis ( A18.5+ ) (H32.8) Other chorioretinal disorders in diseases classified elsewhere H33 Retinal detachments and breaks (H33) Retinal detachment — the retina detaches from the choroid, leading to blurred and distorted vision (H33.1) Retinoschisis — the retina separates into several layers and may detach H34 Retinal vascular occlusions A retinal vessel occlusion is a blockage in the blood vessel at the back of your eye that can result in sight loss. H35 Other retinal disorders (H35.0) Hypertensive retinopathy — burst blood vessels, due to long-term high blood pressure (H35.0/E10-E14) Diabetic retinopathy — damage to the retina caused by complications of diabetes mellitus, which could eventually lead to blindness (H35.0-H35.2) Retinopathy — general term referring to non-inflammatory damage to the retina (H35.1) Retinopathy of prematurity — scarring and retinal detachment in premature babies (H35.3) Age-related macular degeneration — the photosensitive cells in the macula malfunction and over time cease to work (H35.3) Macular degeneration — loss of central vision, due to macular degeneration Bull's Eye Maculopathy (H35.3) Epiretinal membrane — a transparent layer forms and tightens over the retina (H35.4) Peripheral retinal degeneration (H35.5) Hereditary retinal dystrophy (H35.5) Retinitis pigmentosa — genetic disorder; tunnel vision preceded by night-blindness (H35.6) Retinal haemorrhage (H35.7) Separation of retinal layers Central serous retinopathy Retinal detachment: Detachment of retinal pigment epithelium (H35.8) Other specified retinal disorders (H35.81) Macular edema — distorted central vision, due to a swollen macula (H35.9) Retinal disorder, unspecified H36 Retinal disorders in