Case Presentation: A 75 year old woman with past medical history of hypothyroidism presented with weakness and the sensation of “large folds of skin” on the bottom of her feet. Pertinent physical exam findings included conjunctival pallor, nonspecific diffuse abdominal tenderness, and hyperpigmented macules of the dorsal finger tips and soles, which were also new [...]

Case Presentation: A 52-year-old African American male with a past medical history of gastric ulcer presented to the emergency department with progressively worsening exertional dyspnea and fatigue over the past two months. Physical examination was significant for a heart rate of 105 bpm and icteric sclera. Pinprick and vibratory sensations over bilateral lower extremity were [...]