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
Birefringent crystals in urine is seen with 
Select and explain. 
A. Phosphaturia, B. Uricosuria, C. Cystinuria, D. Struvite stones
B: Uricosuria
Answer: B: Uricosuria 
Explanation: Uricosuria refers to uric acid in the urine. Urine levels of uric acid can be described as: Hyperuricosuria, an abnormally high level of uric acid in the urine. Hypouricosuria, an abnormally low level of uric acid in the urine.briskeffervence crystals are seen in urine Ref Harrison20th edition pg 277