Infectious Diseases

Photo Rounds

Painless penile papule

The asymptomatic lesion on our HIV-positive patient’s penis suggested an STD, but the patient said he hadn’t had any sexual partners for many...


Clinical Inquiries

How well do antivirals shorten genital herpes pain duration?

EVIDENCE-BASED ANSWER: Oral and intravenous (IV) acyclovir each shorten the duration of pain for a first primary outbreak of herpes by about 50%;...

Applied Evidence

HIV: 3 cases that hid in plain sight

Having a high index of suspicion is key to recognizing the signs of HIV infection in patients without classic risk factors. How quickly would you...


HIV: Clues that are easy to miss

Jeffrey T. Kirchner, DO, FAAFP, AAHIVS, discusses clinical symptoms and abnormal lab findings of HIV that you might overlook in a patient who...

Applied Evidence

When vaccine misconceptions jeopardize public health

Persistent unfounded fear of vaccines and a belief that vaccine-preventable diseases are no longer a threat lead too many individuals to opt out...