Figure 1: Ultrasonograms from an 81-year-old man with hemorrhagic cholecystitis.(A) Point-
of-care ultrasonography shows the gallbladder lumen filled with mixed echogenic material …

Background Hemorrhagic cholecystitis is a rare complication of acute cholecystitis and is a
potentially fatal diagnosis. It may be difficult to detect because the symptoms are similar to …

Discussion Acute gangrenous cholecystitis occurs in up to 30% of patients admitted with
acute cholecystitis. Patients at increased risk for gangrenous cholecystitis include male …

Purpose We noticed false positive and false negative errors in the sonographic diagnosis of
acute cholecystitis due to a reliance on the ultrasound technologists' assessment of the …

STUDY OBJECTIVE: We assess the diagnostic accuracy of emergency physician–
performed bedside ultrasonography and radiology ultrasonography for the detection of …

Background Hemorrhagic cholecystitis is a rare cause of abdominal pain. Most often
described in the setting of blunt abdominal trauma, anticoagulation use, coagulopathy (such …

OBJECTIVE. We evaluated sonographic abnormalities of the gallbladder other than
acalculous cholecystitis across a broad range of intensive care unit (ICU) patients …

Study Objectives Our goal was to perform a retrospective analysis of all emergency bedside
gallbladder ultrasounds (EBU) performed by appropriately trained emergency physicians …

By ultrasound, gallbladder wall edema is present when the gallbladder mural thickness is
3mm or more (Figure 55.1). The wall may also appear striated, with alternating hypoechoic …

Background: Historically, abdominal ultrasound is the study of choice for diagnosing
cholelithiasis, whereas HIDA scan is the study of choice for diagnosing acute cholecystitis …