This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
Most visually handicapping cataract is: 
Select and explain. 
A. Rosette cataract, B. Nuclear cataract, C. Posterior subcapsular cataract, D. Coical cataract
C: Posterior subcapsular cataract
Answer: C: Posterior subcapsular cataract 
Explanation: Ans: C i.e. Posterior subcapsular cataract Reduced visual acuity (gradual, painless, progressive) & visual field loss are manifestations of all types of cataracts Cataracts & their effects Nuclear cataract manifest as colour shift (more obvious after surgery), second sight/ myopic shift, frequent change of glasses etc. Loss of ability to see objects in bright sunlight, blinding by light of oncoming headlamps when driving at night or glare may be the symptom of posterior subcapsular cataract Coical cataract may manifest as frequent change of glasses, monocular diplopia/ polyopia, glare or coloured halos around light