Clinical Cases Resource Center

A 3-year-old boy presented with abdominal pain and vomiting. He had associated chills without fever, nonbloody and nonbilious emesis, constipation, reduced urinary output, and a decreased activity level.

A 48-year-old woman was evaluated for abdominal pain. CT showed numerous liver lesions and lung cysts and nodules; liver biopsy revealed an eosinophilic inflammatory infiltrate. A diagnosis was made.

A 25-year-old woman was evaluated for worsening headaches, photophobia, nausea, vomiting, and blurred vision. MRI revealed hydrocephalus and leptomeningeal enhancement. CSF analysis revealed neutrophilic pleocytosis.

This interactive feature about screening for atrial fibrillation in asymptomatic older adults offers a case vignette accompanied by two essays, one supporting screening and the other supporting deferral of screening.

A 63-year-old woman presented with dyspnea and cough. She had been in her usual state of health until 2 days earlier, when myalgias and dyspnea with ambulation developed, followed by a cough productive of green sputum.

A 49-year-old man with a family history of diabetes was evaluated because of hypoglycemia. Two hours earlier, he had been found on the floor, obtunded and making nonpurposeful movements. A diagnostic test was performed.