This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Acquired Cataract, Subject name: Ophthalmology
Rossette shaped cataract is seen in - 
Select and explain. 
A. Congenital rubella, B. Blunt trauma to eye, C. Wilson's disease, D. Diabetes meilitus
B: Blunt trauma to eye
Answer: B: Blunt trauma to eye 
Explanation: Ans. is 'b' i.e., Blunt trauma to eye DiseaseType of cataracto Myotonic dystrophyChristmas tree cataract. Blue dot cortical cataract, posterior subcapsular cataract.o Wilson's diseaseo Copper deposition (Chalcosis)o Penetrating traumaSunflower cataract (Petals of flower cataract)o Diabetes mellitusSnowflake cataract or Snowstrom cataracto Down's syndromeSnowflake cataracto Hypoparathyroidism (Hypocalcemia) Hvpovitaminosis DDiscrete white cortical opacities, Congenital lamellar (zonular) cataracto Atopic dermatitisBlue dot cortical cataract, posterior subcapsular cataracto Congenital rubellaNuclear cataract, Total congenital cataracto GalactosemiaOil drop cataract, Dust like lenticular opacitieso Complicated cataract(Iridocyclitis, High myopia)Posterior cortical breads's crumb appearance, Polychromatic lustyre/Rainbow cataracto Blunt traumaVossius ring on anterior surface of lens, Rosette shaped cataract