This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Foam cells seen in -a)  Alport syndromeb)  Niemann pick diseasec)  Atherosclerosisd)  Pneumonia 
Select and explain. 
A. ab, B. bc, C. abc, D. bcd
C: abc
Answer: C: abc 
Explanation: Foam cells are seen in

Niemann pick disease         
Hypercholesterolemia         
Tangier disease                      
Alport syndrome    
Cholesterosis of gall bladder
Hodgkin disease (nodular sclerosis variant) o Ductal hyperplasia of breast.
Atherosclerosis