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
All of the following may lead to corneal opacity in newborn except – 
Select and explain. 
A. Endothelial dystrophy, B. Sclerocornea, C. Mucopolysaccharidosis, D. Droplet keratopathy
D: Droplet keratopathy
Answer: D: Droplet keratopathy 
Explanation: Causes of congenital opacities of cornea (STUMPED classification) :-
Sclerocornea; Tear in descmet's membrane (Congenital glaucoma, birth trauma); ulcer (HSV, bacteria); metabolic (Mucopolysaccharidosis, mucolipidosis, Tyrosinosis); Posterior corneal defect (Peter's anomaly, posterior keratoconus, staphyloma); Endothelial dystrophy (congenital hereditary, posterior polymorphous, stromal).