Sediment constituents that are used to differentiate between upper and lower urinary tract infections are:
A) WBCs
B) WBC clumps
C) RBCs and WBCs
D) WBC casts

Question

Quizplus · Accepted Answer

WBC casts are more commonly seen in lower urinary tract infections, while upper urinary tract infections are associated with minimal cellular casts or no casts at all. Therefore, the presence of WBC casts can help differentiate between upper and lower urinary tract infections.

Sediment Constituents That Are Used to Differentiate Between Upper and Lower