Case Presentation: A 64-year-old obese male with history of atrial fibrillation, congestive heart failure (CHF) and alcohol use presented with subacute worsening of lower extremity edema, fatigue, and exercise tolerance. Five months prior to presentation, he was admitted to an outside hospital with newly diagnosed atrial fibrillation and CHF. At that time an echocardiogram showed [...]

Case Presentation: A 36 year-old African-American female with Human Immunodeficiency Virus/Acquired Immunodeficiency Syndrome (HIV/AIDS) was admitted to a community hospital with hypercalcemia and acute kidney injury (AKI). She recently was diagnosed with HIV/AIDs with diffuse lymphadenopathy. An abdominal lymph node biopsy showed Mycobacterium avium complex (MAC). She was started on highly active anti-retroviral therapy (HAART) [...]

Case Presentation: A 58- year-old female presented with vomiting, dizziness, and a blood pressure of 80/60 mmHg. Laboratory: serum creatinine 3.1 mg/dl (baseline 1 mg/dl), BUN 34 mg/dl (baseline 10 mg/dl), corrected calcium 12.3 mg/dl, low PTH , normal 25-OH vitamin D, and normal PTH-related protein. Two months prior, serum calcium was normal and 25-OH [...]

Case Presentation: A 52 year-old homeless man presented to the ED with knee pain after a mechanical fall. X-ray confirmed a depressed, lateral tibial plateau fracture. He was discharged with a knee brace and a referral to orthopedic surgery. Because of continued knee pain, he returned to the same ED two days later and went [...]

Case Presentation: A 42-year-old Ethiopian woman presented to the emergency department complaining of an enlarging neck mass, dysphagia, anorexia, vomiting and constipation for the previous two weeks. She had no relevant past medical or family history. On admission, she became acutely altered requiring intubation for airway protection. She was normotensive and tachycardic, and a significant [...]

Case Presentation: A 39 year old woman with history of GERD presented to the ED for unretractable abdominal pain with nausea and vomiting despite chronic treatment with omeprazole. She also noted dyspnea on exertion, fatigue, and paler skin with a 80 pound weight loss over the past year. She described her vomitus as dark coffee [...]