This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Haematology, Subject name: Pathology
Gamma Gandy bodies contains hemosiderin and - 
Select and explain. 
A. Na+, B. Ca++, C. Mg++, D. Cl-
B: Ca++
Answer: B: Ca++ 
Explanation: Gamna gandy bodies in CVC spleen is characterised by calcific deposits admixed with hemosiderin on fibrous tissue. Gandy-Gamna nodules or Gandy-Gamna bodies, sometimes known as Gamna-Gandy bodies or Gamna-Gandy nodules, are small yellow-brown, brown, or rust-colored foci found in the spleen in patients with splenomegaly due to poal hypeension, as well as sickle cell disease. Ref: Harsh Mohan textbook of pathology,pg:35