KF ring has deposition of which of the following in the Descemet's membrane?: (A) Copper, (B) Arsenic, (C) Iron, (D) Mercury
Answer is A. Ans. is 'a' i.e., Copper Kayser-Fleischer (KF) ring - Copper deposition in Chalcosis or Wilson's disease Fleischer ring - Deposition of iron and is a sign of keratoconus