Infectious Diseases

MD IQ

Case Letter

Cutaneous Protothecosis

Cutaneous protothecosis has the potential to mimic many other skin diseases and lesions, including eczema; nonmelanoma skin cancer; or bacterial,...

Photo Challenge

Ulcerated and Verrucous Plaque on the Chest

A 36-year-old man presented to an emergency department in the southwestern United States with a cough, fatigue, and worsening back pain associated...

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