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Question of the Week: November 5, 1999 Identify the following ECG rhythm. Answer

Question of the Week: February 4, 2000 Should stress ulcer prophylaxis with H 2 blockers be discontinued after enteral feeding begins? Answer: No. Although enteral feeds into the gastric space are considered relatively protective, they are not sufficient as prophylaxis against stress-induced gastric...

Question of the Week: January 21, 2000 Describe the following ECG changes? Answer

Question of the Week: March 10, 2000 What is a cosyntropin stimulation test and how do I do it? Answer

Question of the Week: February 18, 2000 Should vancomycin be used to treat C. difficile when a large amount of diarrhea is present? Answer

Question of the Week: July 21, 2000 I am about to measure cardiac ouput with a pulmonary artery catheter. I am currently infusion a unit of packed red blood cells through the introducer port....does this matter? Answer

Question of the Week: March 3, 2000 What are the criteria for left bundle branch block? Answer: broad QRS > .11 seconds initial negative deflection in V 1 ; V 1 is mainly negative broad R wave in leads I, aV L and V 6 , without a Q or S wave there may be secondary T wave changes Discussion: A large...

Question of the Week: February 27, 2000 What are the criteria for right bundle branch block? Answer: broad QRS > .11 seconds rSR' pattern in V 1 broad terminal S wave in Leads I, aV L and V 6 there may be secondary T wave changes (inversion) Discussion: Normally, the right and left ventricles...

Question of the Week: December 3, 1999 How are burns classified? Answer

Question of the Week: September 10, 1999 Identify the following rhythm. Answer: Sinus arrhythmia (P - P irregular, R - R irregular [same pattern of irregularity], all PR intervals the same) In any sinus rhythm, the QRS is produced as a result of a wave that originated in the sinus node. Consequently...