Identification Of Characteristic Features

Question 1

Onion whorl appearance

Answer 1

Progressive form of posterior polar cataract (congenital polar cataract)

Question 2

Cone shaped opacity

Answer 2

Anterior pyramidal cataract (Anterior polar cataract)(congenital polar cataract

Question 3

Most common type of congenital cataract with visual impairment

Answer 3

Lamellar / Zonular cataract (foetal nucleus

Question 4

Pearly white nuclear cataract at birth

Answer 4

Rubella cataract

Question 5

Corona of club shaped opacities

Answer 5

Coronary cataract (congenital cataract)
At puberty with radial distribution.

Question 6

Cataracta-punctata-caerulae

Answer 6

Blue dot cataract
Most common congenital cataract

Question 7

Christmas tree cataracts

Answer 7

Seen in pre senile cataract associated to myotonic dystrophy.

Question 8

Snowflake cataract/ snowstorm cataract

Answer 8

Diabetic type (systemic diseases- acquired cataract)