190. Which nerve is at risk when the pericardial sac is opened? / How much fluid is normally in the pericardial sac? / What sort of infiltrate is typical in pericarditis? January 6th, 2008 by reuben in pericarditis/myocarditis Back Top Tags: card 189. ECG features to distinguish pericarditis from ACS / Pericarditis + ventricular dysrhythmias or positive troponin = / Rx acute idiopathic pericarditis 191. If a uremic patient presents with pericarditis, what category of etiologies must be ruled out? / Rx uremic pericarditis Leave a Reply Cancel reply Please post any discussion to the emupdates Reddit page.