Case Presentation: A 31‐year‐old woman with Raynaud's syndrome presented to the ED with a 2‐day history of a severe headache and blurry vision lasting 2 days. Review of systems was notable for photosensitivity, malar rash, and arthralgias. Physical examination revealed a partial CN III palsy, axillary lymphadenopathy, and multiple oral ulcers. After admission to the [...]

Case Presentation: A 54‐year‐old HIV‐positive male patient with history of cocaine abuse presented to the emergency room with a 1‐day duration of chest and epigastric pain. He had poor medication compliance, with a low CD4 count of 113 cells/mm3. He denied nausea, vomiting, dysphagia, odynophagia, and dyspnea. He admitted to cocaine use the previous day. [...]

Case Presentation: A 58‐year‐old woman presented with acute onset of bilateral lower extremity weakness and inability to walk. She described aching pain, “pins and needles,” and numbness over both thighs and buttocks that was worse on exertion. She denied bladder or bowel incontinence, low back pain, fever, or recent trauma. Her medical history was significant [...]

Case Presentation: A 73‐year‐old man with diabetes and end‐stage renal disease was admitted with bilateral lower extremity cellulitis. He was also hypoglycemic, with a blood glucose of 29 mg/dL. Because of the difficulty obtaining peripheral IV access, cannulation of the left internal jugular vein using the Seldinger technique was attempted but was unsuccessful. No hematoma [...]

Case Presentation: A 77‐year‐old man with a history of colon cancer was admitted with early sepsis. He was given vancomycin and ceftriaxone. On hospital day 4, the vancomycin was discontinued because of a high drug level. On hospital day 6, ceftriaxone was changed to clindamycin for treatment of periodontal abscesses. On hospital day 12, he [...]

Case Presentation: A 52‐year‐old man with bilateral total knee arthroplasty (TKA) done 9 days prior to admission presented with complaints of bilateral upper quadrant abdominal pain, nausea, and vomiting of 2 days' duration. He was being treated for constipation at the rehabilitation facility without any improvement. On arrival his physical exam and labs were unremarkable [...]

Case Presentation: The patient is a 54‐year‐old woman with a history of ovarian adenocarcinoma, status postdebulking TAH with lymph node dissection, who presented to the ER with acute on chronic dyspnea. She also had progressive fatigue and chest tightness. She denied other symptoms. She was afebrile, tachypneic, tachycardic, and hypoxic. She had clear lungs and [...]

Case Presentation: A 17‐year‐old female patient developed altered mental status while on a high school‐sponsored summer exchange program in Costa Rica. She was living with a local family in a rural town. Travel immunizations were up to date, and she was compliant with recommended chloroquine prophylaxis for malaria. She was well for the first 3 [...]

Case Presentation: A 36‐year‐old man who had emigrated from Ecuador 4 years prior presented to the ED with 2 months of drenching night sweats and fever. Additional complaints included a productive cough with greenish sputum, an unintentional weight loss of 30 pounds, and generalized headache. Initial vitals signs were temperature 102.9°F, blood pressure 122/60 mm [...]

Case Presentation: A 38‐year‐old man with no significant medical history presented to the emergency room with inability to void, yellow urethral discharge, and fever up to 101.4°F. He reported being sexually active with 1 female partner and denied any unprotected intercourse. On physical exam he had an enlarged nontender prostate. He was given ceftriaxone and [...]