Viral Infections

A 53-year-old man presented to the emergency department and was subsequently admitted to the medical ward with hematemesis, melena, and atypical chest pain, all occurring intermittently for the past few...

A 50-year-old man presented to the emergency department with intermittent chest discomfort for 8 days that had been associated with dyspnea and palpitations.

A 31-year-old man presented to the emergency department (ED) with a chief concern of fevers and diarrhea for 3 weeks.

A 55-year-old white woman presented with new-onset acute bilateral hand swelling and numbness, upper-limb motor weakness, generalized fatigue, bilateral popliteal inflammation, and a transient episode of...

A 59-year-old woman presented with symptoms that included subjective fevers, myalgias, chills, fatigue, headaches, and sore throat.

A 6-year-and-10-month-old girl presented with a sore throat and fever of 3 days’ duration. She denied cough, rhinorrhea, dyspnea, diarrhea, and genitourinary tract symptoms. She had no history of recent...

Herpes simplex can present on the face, the nose, and around the lips. Gingivostomatitis is the primary presentation and is seen primarily in younger children.

A 62-year-old healthy man presented to his primary care provider with a 2-day history of painful vesicular rashes on his right trunk.

An 18-year-old man presented with a 3-day history of fever, sore throat, and neck swelling. His past health was unremarkable, and his immunizations were up to date. There was no history of travel outside...