LENS

Cataracts: differential - CATARAct

Congenital
Aging
Toxicity (steroids, etc)
Accidents
Radiation
Abnormal metabolism (DM, Wilsons, etc)

Causes of cataract: DAMAGED

Diabetes

Atopy

Myopia / Myotonic dystrophy

Anterior uveitis (chronic)

Glaucomflecken

Electricity / radiation / trauma

Drugs / Dystrophies

&

CATARAct:

Congenital
Aging
Toxicity (steroids, etc)
Accidents
Radiation
Abnormal metabolism (diabetes mellitus, Wilson's)

ABCDE:

Aging
Bang: trauma, other injuries (eg infrared)
Congenital
Diabetes and other metabolic disturbances (eg steroids)
Eye diseases: glaucoma, uveitis

Drugs causing cataract: ABCD

Amiodarone

Busulphan

Chlorpromazine

Dexamethasone (po/g)

Causes of ectopia lentis: ECTOPIC M&M

Eye degeneration (phthisis)

Choroidal tumours

Trauma

Overstretched zonules (buphthalmos / megalocornea)

AR with Pupil ectopy

Isolated AR

Cystathione beta-synthase deficiency (homocystinuria)



Marfans

&

Weill-Marchesani syndrome