<prompt> 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:No findingBasement membrabne thickeningHypercellular glomeruliFusion of foot processes  <response>: 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 