renal colic? - cutierp - Printable Version +- USMLE Forum - Largest USMLE Community (https://www.usmleforum.com) +-- Forum: USMLE Forum (https://www.usmleforum.com/forumdisplay.php?fid=1) +--- Forum: Step 2 CK (https://www.usmleforum.com/forumdisplay.php?fid=3) +--- Thread: renal colic? - cutierp (/showthread.php?tid=228846) |
renal colic? - cutierp - ArchivalUser - 10-08-2007 A 63-year-old man is brought to the emergency department 3 hours after the acute onset of severe right-sided flank pain. He has a 9-year history of gout. His blood pressure is 110/84 mm Hg, pulse is 78/min, and respirations are 16/min. Examination shows normal bowel sounds and no abdominal tenderness or masses. Urinalysis shows 40 erythrocytes/hpf. Intravenous pyelography confirms a right ureteral calculus. Which of the following is the most likely underlying mechanism of this patient's urolithiasis? A ) An increase in urinary pH B ) Damage to the epithelial lining of the ureters C ) Lack of inhibitors of crystal formation D ) Presence of urease-splitting bacteria E ) Urinary supersaturation with uric acid 0 - ArchivalUser - 10-08-2007 Eee 0 - ArchivalUser - 10-08-2007 i tht the same but the key says weirdly A? 0 - ArchivalUser - 10-08-2007 wow thats strange, whats the explanation for A 0 - ArchivalUser - 10-08-2007 i dont know i was thinking ph should be low as uric is an acid right? |