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
[{'content': 'A 5 year old child suffering from nephrotic syndrome is responding well to steroid therapy. What would be the most likely finding on light microscopy: \nSelect and explain. \nA. No finding, B. Basement membrabne thickening, C. Hypercellular glomeruli, D. Fusion of foot processes', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Light microscopy in minimal change disease shows no significant abnormality. Electron microscopy shows obliteration of epithelial cell footprocess. Immunofluorescence shows absence of immunoglobulin or complement deposition. Ref: Kliegman, Behrman, Jenson, Stanton (2008), Chapter 537, "Nephrotic syndrome", In the book, "NELSON TEXTBOOK OF PEDIATRICS", Volume 2, 18th Edition, New Delhi, Pages 2192-93 ; O P Ghai Essential Pediatrics, 6th Edition, Page 451', 'role': 'assistant'}]