A 23-year-old woman recently tested positive on a pregnancy test and is seen for her initial prenatal visit. Based on the dates of her last menstrual period, she is estimated to be 18 weeks pregnant. Which one of the following is recommended regarding screening for hepatitis B virus (HBV) in pregnant people? All pregnant persons […]

A 34-year-old transgender woman presents to a sexual health clinic after receiving a call today from a man she had condomless sex with 2 days ago. The man notified her that he was just diagnosed with hepatitis B infection. The transgender woman who has come to the sexual health clinic for evaluation has not previously […]

A 22-year-old male presents to his primary care clinic for an annual examination. He reports his only past medical history is having hepatitis A during a trip to Mexico two years prior from which he fully recovered. His social history is notable for marijuana use. He reports having sex only with male partners. Among men […]

A 43-year-old man is seen in the sexual health clinic for evaluation after a recent sexual contact was diagnosed with syphilis. This man has a prior history of injection drug use but has not injected drugs for more than 5 years. He has avoided medical care and has never had testing for HIV or hepatitis […]

A 32-year-old woman is seen for a follow-up visit with her primary care medical provider for management of recently diagnosed genital herpes. Routine screening laboratory studies show a negative HIV-1/2 antigen-antibody test, a negative hepatitis B surface antigen (HBsAg), a positive anti-HCV, and a positive HCV RNA. When given the results, she discloses a brief […]