Why does this patient have difficulty walking?

Figure 1 Quiz of the Week A 24 year-old female presents with a history of multiple ankle sprains and complains of difficulty keeping up with her peers on group walks. An X-Ray of her foot demonstrates pes cavus and hammer toes.   Original image posted by @dimitriusss.   Answer:  Charcot-Marie-Tooth disease This patient has Charcot-Marie-Tooth…

What’s the cause of this milky white fluid?

Figure 1 Quiz of the Week Three days after a coronary artery bypass grafting, a 55-year-old woman presents with dyspnea, fatigue, and heaviness in the chest. 200 mL of milky white fluid is drained by thoracentesis. The fluid has a triglyceride count of 120 mg/dL.   Image Credit: @ILoveICU.   Answer:  Chylothorax Chylothoraces are commonly…

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. The lesions are non-pruritic and developed over the past four days. When she visits for follow-up two weeks later, the lesions remain present.    Original image posted by @osler1982….

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 feet. She is also found to have mild acute renal dysfunction.   Image credit: @hfehmi.   Answer: Cholesterol embolization syndrome When small particles of atheroma embolize during a vascular…