Case Presentation: A 23-year-old male presented to the emergency department after experiencing three nocturnal fevers over the preceding week. On further examination, he was febrile (38.5°C) and exhibited mild thrombocytopenia, lymphopenia, and hyperbilirubinemia. The patient had emigrated from the Democratic Republic of Congo three years earlier and had not traveled outside the United States since [...]

Case Presentation: A 66-year-old male with a history of hypertension and end-stage renal disease (ESRD) on home peritoneal dialysis (PD) was admitted to an outside hospital for abdominal pain and a cancer workup. During hospitalization, he inadvertently removed his PD catheter. The catheter was replaced and he was started on intraperitoneal cefepime and vancomycin at [...]

Case Presentation: 65-year-old female who presented to the emergency department with diffuse abdominal pain persisting for one week. Her medical history is significant for diffuse large B-cell lymphoma, for which she had undergone chimeric antigen receptor (CAR) T-cell therapy six months prior to her presentation. Upon evaluation, she exhibited elevated liver function tests (LFTs), elevated [...]

Case Presentation: Common variable immunodeficiency (CVID) is a primary immunodeficiency characterized by hypogammaglobulinemia and heterogenous manifestations. We present a 67-year-old woman admitted inpatient for fluctuating mental status changes along with intermittent fevers and diaphoresis for several months. Her medical history is notable for congestive heart failure, obstructive sleep apnea, and chronic abdominal pain in the [...]

Case Presentation: A 51-year-old man with a history of insulin dependent diabetes (hemoglobin A1C 11.4%) presented with abdominal pain, nausea, vomiting, and fevers. Two weeks prior to presentation, he returned from a trip in Nigeria. Vitals signs were notable for temperature 103.6°F and heart rate 106 beats per minute. Physical examination was notable for tachycardia. [...]

Case Presentation: A 37-year-old woman with no known past medical history presented with several weeks’ history of worsening crampy pain in her legs; she reported taking nonsteroidal anti-inflammatory drugs for pain with little relief. She had also noticed discoloration and a lacy rash, particularly around her calves and moving upward toward her inner legs. She [...]

Case Presentation: A 21-year-old male, recently returned from training in the California desert, presented with a non-productive cough and chest pain. Imaging showed a right upper lobe cavitary lesion indicative of pneumonia, and bronchoalveolar lavage was positive for Coccidioides immitis. Treated initially with fluconazole, the cavitary lesion resolved. However, months later, he developed fevers, severe [...]

Case Presentation: A 36-year-old male with no significant medical history presented with one week of nocturnal fevers, rigors, cough associated with night sweats and 5 kg weight loss over one month. He immigrated from Guatemala 18 months ago, briefly lived in Arizona and Texas, and has worked as a landscaper locally for the past year. [...]

Case Presentation: The patient is an 80-year-old female with a history of urothelial cancer of the bladder status post transurethral resection and intravesical Bacillus Calmette-Guerin (BCG) treatment, gastrointestinal stromal tumor status post partial gastrectomy, and atrial fibrillation. Two years after completion of intravesical BCG treatment, surveillance computed tomography (CT) imaging showed a penetrating ulcer of [...]

Case Presentation: A 39-year-old male with a history of seizure disorder, depression, and alcohol use disorder presented to the emergency room with new-onset jaundice and a two-week history of fatigue, decreased appetite, and dark orange urine. Social history notable for intermittent and progressive alcohol use starting at the age of 18, with most recent liquor [...]