Baucom et al determine whether dynamic abdominal sonography for hernia can be objectively used to characterize incisional hernias by measurement of mean surface area. See the Invited Commentary by Goldblatt.
A woman in her 40s was referred to our service because findings on routine abdominal ultrasonography showed a hepatic mass in the right lobe composing approximately 50% of the liver parenchyma. The patient was asymptomatic, and there were no significant findings on abdominal physical examination—the liver was not palpable. What is your diagnosis?
A 51-year-old man presented to the emergency department with a 2-day history of progressive abdominal pain, nausea, and vomiting 6 weeks after gallbladder removal and 1 month after removal of a lost gallstone. What is your diagnosis?
An 84-year-old woman presented with 2 days of progressive abdominal distention and nausea, a distended abdomen without peritoneal signs on examination, an elevated white blood cell count, and segmental small-bowel dilatation on abdominal x-ray. What is your diagnosis?