Case Presentation: An 80-year-old gentleman with a past medical history of type 2 diabetes mellitus and stage III chronic kidney disease (baseline creatinine 1.2-1.4 mg/dL) presented to the emergency department with generalized weakness, falls, unintentional weight loss, and constipation. Labs were significant for hypercalcemia (13.2 mg/dL), elevated creatinine (1.96 mg/dL), suppressed intact PTH (10 pg/mL), [...]

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 64 year old woman with a history of diabetes and hypertension presented to hospital with lethargy and disorientation to time, place and person. The vitals were: BP 232/127 mm Hg T 102.7°F PR 120 bpm RR 22. One week prior, she was diagnosed with a left otitis externa and received treatment with [...]

Case Presentation: 44 yr old black male presented to ED with weakness, generalized bone pain, and swollen jaw bilaterally. Subsequently found to have a calcium level of > 19 and shortly admitted thereafter. 2 weeks prior he had battled acute COVID-19 with relatively minimal symptoms. Once in the hospital started on therapy with aggressive fluid [...]

Case Presentation: A 57-year-old male with a history of renal transplant currently on immunosuppressive medication presents to the hospital with fevers and general malaise. Laboratory findings were significant for hypercalcemia (15.6 mg/dL) with suppressed parathyroid hormone (PTH) levels. Infectious investigation including urinalysis, chest x-ray, commuted tomography (CT) of the chest, abdomen, and pelvis, blood cultures, [...]

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: 69 year old female with a history of untreated hepatitis B presented with leg pain, fatigue, and a 13-pound unintended weight loss over 5 months. She had no family history of cancer and had unremarkable age-appropriate cancer screenings. On exam, she had normal vitals, bilateral paraspinal and hip tenderness and positive straight leg [...]

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 57-year-old woman presented to the emergency department with confusion, generalized weakness, poor appetite, abdominal pain, depressed mood, and constipation for the past week. She states that she has auditory hallucinations and paranoia and thinks a man is going to kill her which caused her to stay at home. She did not have [...]