The first in a new class of orexin receptor antagonists has been approved by the FDA for the treatment of insomnia. Orexins are hypothalamic neuropeptides that appear to have a role in maintaining wakefulness.
The American College of Physicians recommends against performing screening pelvic examination in asymptomatic, nonpregnant, adult women.
Detecting HIV early creates opportunity for treatment and reduces transmission risk.
This issue is the second part of our discussion of sudden vision loss, stressing conditions that present to the emergency department. You will note the utility of ocular ultrasound in diagnosing many of these conditions. This review was helpful to me as a practicing emergency physician.
-- J. Stephan Stapczynski, MD, FACEP, Editor