Case Presentation: A 32-year-old female with a history of untreated sarcoidosis and gastric bypass surgery with partially treated B12 deficiency in the past, was admitted for shortness of breath with a primary diagnosis of pancytopenia. Patient had not taken B12 injections for close to 2 years. Her labs were consistent with severe pancytopenia (Hemoglobin 5.4, […]

Case Presentation: A 61-year-old woman with no pertinent past medical history presented to the hospital with two months of progressive numbness that began with her left foot and hands and eventually extended to her forearms. She developed clumsiness in her hands, gait unsteadiness, and had a 20-pound weight loss. A CT scan of the chest […]