October 17, 2018
Do you recognize these ring-shaped lesions?

Do you recognize these ring-shaped lesions?

Figure 1 Quiz of the Week A 69-year-old woman with a history of hypertension and irritable bowel syndrome presents with multiple ring-shaped lesions on both hands. […]
October 3, 2018

Why did these lesions appear?

Figure 1 Quiz of the Week A 58-year-old woman presents two days after a cardiac catheterization with malaise, fatigue, and new violaceous livedoid lesions on her […]
September 12, 2018

What substance is associated with this presentation?

Figure 1 Quiz of the Week A 45-year-old female presents with painful lesions on her lower limbs and ears. She is a smoker, and has a […]