<prompt> Zonular cataract is seen in?Diabetes mellitusHypoparathyroidismGauchers diseaseNiemann pick s disease  <response>: ANSWER: B HypoparathyroidismREF: Parsons 20th ed p. 255-257Morphological classification of developmental cataracts:Punctuate or blue dotMost common congenital cataract almost universally seen in minute amounts.Types:Blue dot or cataracta coerulea: seen as blue dots with slit lamp Sutural or anterior axial: crowded in sutures Cataracta centralis pulverulenta: powdery white dotsZonularlamellarperinudear cataractMost common visually significant congenital cataract Sharp opacity around embryonic nucleus Spokes or riders may be seenAssoc with maternal malnutrition, vit.D deficiency , hypoparathyroidism hypocalcemia , during pregnancyFusiform spindleaxialcoraliform Nuclear cataractAssoc, with rubella or german measlesCoronarysupranuclear cataractDevelops around puberty as a corona of club shaped opacity around lensAnterior capsular polar cataract Postr. Capsular polar cataract 