Lamina cribrosa is absent in:: (A) Morning Glory syndrome, (B) Nanophthalmia, (C) Colobama of retina, (D) Optic nerve agenesis
Answer is A. Ans. (a) Morning Glory syndromeRef: Morning Glory syndrome- A histopathological study British Journal of ophthalmology; the morning Glory syndrome' Opthalmologica 1983; 187 (7): 222-230 1990, 74; 56-58