This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Medicine
Presence of which of the following correlates best with renal pathology - 
Select and explain. 
A. Hyaline cast, B. Coarse granular cast, C. Broad cast, D. Epithelial cast
C: Broad cast
Answer: C: Broad cast 
Explanation: Broad casts are believed to emanate from damaged and dilated tubules and are therefore seen in end-stage chronic renal disease. The so-called telescoped urinary sediment is one in which red cells, white cells, oval fat bodies, and all types of casts are found in more or less equal profusion Ref Harrison20th edition pg 2077