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: Pediatrics
For which of the following diseases is enzyme replacement therapy available? 
Select and explain. 
A. Albinism, B. Neimann-Pick disease, C. Metachromatic leukodystrophy, D. Gaucher's disease
D: Gaucher's disease
Answer: D: Gaucher's disease 
Explanation: Gaucher's disease is the first storage disorder for which the treatment became available. Cerezyme' a recombinantly produced acid b-glucosidase is being currently used. Ref: Harrison's Principles of Internal Medicine, 17th Edition, Page 2455 ; O P Ghai Essential Pediatrics, 6th Edition, Pages 616-617