Laron dwarfism is caused by: (A) Deficiency of GH, (B) GH receptor defect, (C) Deficiency of thyroxin, (D) Thyroxin receptor defect
Answer is B. Laron syndromeDwarfDevelopment of end-organ resistance to growth hormone(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 2640-2641)