From the great Hospital Medicine Quick Hits blog:

This was in NEJM this week--I like the concept of "lenient" atrial fibrillation control as easier to achieve and no worse for patients than strict control of heart rate.  Looks like 110 is the new speed limit in atrial fibrillation.

From the excellent Hospital Medicine Quick Hits site, Dr. Danielle Scheurer

I can remember agonizing over dopamine versus norepinephrine years ago as a resident and fellow.  It's the kind of decision you can't really stop to take five minutes to look up--a nurse asks you "Which pressor?" when the patient needs a pressor right now.