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
Common ocular manifestation in Trisomy 13 is - 
Select and explain. 
A. Capillary hemangioma, B. Bilateral microphthalmos, C. Neurofibroma, D. Dermoid Cyst
B: Bilateral microphthalmos
Answer: B: Bilateral microphthalmos 
Explanation: Ocular manifestations of Patau's syndrome (trisomy 13) include: Microphthalmos / Anophthalmos, cyclopia, corneal opacity, cataract / congenital glaucoma, retinal dysplasia, hypertelorism, PHPV, anterior segment dysgenesis.