This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Intracellular Accumulations, Subject name: Pathology
Brown atrophy is due to accumulation of: 
Select and explain. 
A. Melanin, B. Hemosiderin, C. Hematin, D. Lipofuscin
D: Lipofuscin
Answer: D: Lipofuscin 
Explanation: ANSWER: (D) LipofuscinREF: Pathology by Edward E Goljan page 7The combination of an atrophic heart and lipofuscin accumulation is referred to as brown atrophy. Lipofuscin is a "wear and tear" pigment that commonly deposits within hepatocytes, splenocytes, and myocardial cells