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: Surgery
Triad of renal colic, swelling in loin which disappears after passing urine is
called 
Select and explain. 
A. Borchardt’s triad, B. Dietel’s crisis, C. Beck’s triad, D. Stuffer’s triad
B: Dietel’s crisis
Answer: B: Dietel’s crisis 
Explanation: None