This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pathology
Tigered effect in myocardium is due to 
Select and explain. 
A. Malignant change, B. Fat deposition, C. Seen in rheumatic fever, D. Associated with myocarditis
B: Fat deposition
Answer: B: Fat deposition 
Explanation: .It is intracellular deposits of fat, which create grossly apparent bands of yellowed myocardium alterations with bands of darker, red-brown, uninvolved myocardium(tigeredeffect) It happens in Prolonged mod hypoxia and in Diptheretic myocarditis. Ramdas Nayak 2nd edition page no. 391