40 Questions
What should be done if there is still doubt about the position of gallstones?
Scan the patient in hands/knees position
What may cause acoustic shadowing in ultrasound when gallstones are smaller than the ultrasound beam?
Gallbladder sludge
What is the most common cause of nonmobile internal echoes with shadowing in ultrasound scans?
Impacted calculus
What is the indication for scanning the liver for cysts during imaging?
Visualization challenges
How can a polyp be identified during ultrasound imaging?
By using different scanning projections
What is the recommended method for cases with poor visualization of the pancreas?
Employing different body positions
How can gas interference in imaging due to bowel gas be managed?
Apply gentle compression with the transducer
What area of the pancreas should be paid attention to as lesions there do not affect the MPD or extrahepatic bile duct?
Groove area
Why is visualization of the tail of the pancreas challenging?
Because of gas and stool in the alimentary tract
In which cases is the liquid-filled stomach method highly recommended?
For cases with poor visualization
What is a common challenge in the visualization of the gallbladder by ultrasound?
Gas interference
Which factor is crucial for managing gas interference during imaging?
Patient's body position
In ultrasound imaging, what can lead to potentially life-threatening complications if left untreated?
Distended gallbladder
Which method can help create a suitable environment for clear imaging by ultrasound?
Body positioning adjustment
What can result in persistent nonvisualization of the gallbladder by ultrasound?
Acute cholecystitis
What is the main reason for traditionally using sonography in evaluating patients with suspected gallbladder disease?
Real-time imaging capability
In what scenario might CT be used as an adjunct to an inconclusive sonography examination?
To stage the disease
What is the typical appearance of a normal gallbladder wall on sonography?
Pencil-thin echogenic line
When does a thickened gallbladder wall typically measure more than 3 mm?
In the postprandial state
What condition might lead to generalized thickening of the gallbladder wall?
Acute cholecystitis
What imaging challenge can arise when gallstones are suspected but not clearly visible on routine scans?
Difficulty with visualization
What technique is recommended for managing gas interference in imaging suspected gallstones?
Using a liquid-filled stomach method
In which body position should the patient be rescanned if gallstones are not clearly visible on initial scans?
Erect position
What is the recommended method to enhance visualization when gallstones are suspected but not clearly visible during imaging?
Rescanning with the patient in an oblique or erect position
Which technique is used to minimize gas interference and improve imaging clarity during gallstone assessment?
Using a full bladder for better visualization
What is the first method of choice for evaluating a biliary disease when it is suspected?
Ultrasound
In what position should fasting patients ideally be examined to evaluate the gallbladder?
Supine position
What structures are assessed regarding their size, wall thickness, and content during ultrasound evaluation of the gallbladder and biliary tree?
Size, wall thickness, and content
What is the appearance of a normal gallbladder on a longitudinal scan?
Echo-free and pear-shaped
In what body position might the gallbladder be found if a patient is erect during scanning?
Below the superior iliac crest
What is the purpose of giving the patient 3 or 4 glasses of water before examination?
To help disperse bubbles in the stomach
When performing transverse scans across the abdomen for pancreas imaging, what structure is seen joining the splenic vein at the level of the body of the pancreas?
Superior mesenteric vein
What is the recommended direction for transverse scans across the abdomen when visualizing the pancreas?
From feet to head
What should be identified first when scanning the pancreas according to the text?
Aorta
Which body position is recommended for viewing the pancreas through a water-filled stomach?
Sitting or standing position
How can gas interference due to bowel gas be managed in imaging?
Change the patient's breathing pattern
In pancreatic imaging, what should appear homogeneous similar to the adjacent liver?
Pancreas
What landmarks should be identified after the superior mesenteric artery when scanning the pancreas?
Superior mesenteric vein
What is challenging to visualize when scanning the pancreas between the inferior vena cava and portal vein?
'Tail of pancreas'
When is visualization of 'head of pancreas' and 'uncinate process' necessary during imaging?
When looking at pancreatic lesions
Learn about the significance of ultrasound in evaluating patients with suspected biliary disease, focusing on the gallbladder and biliary tree examination. Understand why ultrasound is the preferred method for diagnosing biliary issues.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
