Ultrasound Evaluation for Biliary Disease Diagnosis
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Questions and Answers

What should be done if there is still doubt about the position of gallstones?

  • Perform an MRI scan
  • Scan the patient in hands/knees position (correct)
  • Prescribe medication
  • Ignore the doubt
  • What may cause acoustic shadowing in ultrasound when gallstones are smaller than the ultrasound beam?

  • Blood clots
  • Pyogenic debris
  • Gallbladder sludge (correct)
  • Hydatid membranes
  • What is the most common cause of nonmobile internal echoes with shadowing in ultrasound scans?

  • Gallstones
  • Polyp
  • Cysts
  • Impacted calculus (correct)
  • What is the indication for scanning the liver for cysts during imaging?

    <p>Visualization challenges</p> Signup and view all the answers

    How can a polyp be identified during ultrasound imaging?

    <p>By using different scanning projections</p> Signup and view all the answers

    What is the recommended method for cases with poor visualization of the pancreas?

    <p>Employing different body positions</p> Signup and view all the answers

    How can gas interference in imaging due to bowel gas be managed?

    <p>Apply gentle compression with the transducer</p> Signup and view all the answers

    What area of the pancreas should be paid attention to as lesions there do not affect the MPD or extrahepatic bile duct?

    <p>Groove area</p> Signup and view all the answers

    Why is visualization of the tail of the pancreas challenging?

    <p>Because of gas and stool in the alimentary tract</p> Signup and view all the answers

    In which cases is the liquid-filled stomach method highly recommended?

    <p>For cases with poor visualization</p> Signup and view all the answers

    What is a common challenge in the visualization of the gallbladder by ultrasound?

    <p>Gas interference</p> Signup and view all the answers

    Which factor is crucial for managing gas interference during imaging?

    <p>Patient's body position</p> Signup and view all the answers

    In ultrasound imaging, what can lead to potentially life-threatening complications if left untreated?

    <p>Distended gallbladder</p> Signup and view all the answers

    Which method can help create a suitable environment for clear imaging by ultrasound?

    <p>Body positioning adjustment</p> Signup and view all the answers

    What can result in persistent nonvisualization of the gallbladder by ultrasound?

    <p>Acute cholecystitis</p> Signup and view all the answers

    What is the main reason for traditionally using sonography in evaluating patients with suspected gallbladder disease?

    <p>Real-time imaging capability</p> Signup and view all the answers

    In what scenario might CT be used as an adjunct to an inconclusive sonography examination?

    <p>To stage the disease</p> Signup and view all the answers

    What is the typical appearance of a normal gallbladder wall on sonography?

    <p>Pencil-thin echogenic line</p> Signup and view all the answers

    When does a thickened gallbladder wall typically measure more than 3 mm?

    <p>In the postprandial state</p> Signup and view all the answers

    What condition might lead to generalized thickening of the gallbladder wall?

    <p>Acute cholecystitis</p> Signup and view all the answers

    What imaging challenge can arise when gallstones are suspected but not clearly visible on routine scans?

    <p>Difficulty with visualization</p> Signup and view all the answers

    What technique is recommended for managing gas interference in imaging suspected gallstones?

    <p>Using a liquid-filled stomach method</p> Signup and view all the answers

    In which body position should the patient be rescanned if gallstones are not clearly visible on initial scans?

    <p>Erect position</p> Signup and view all the answers

    What is the recommended method to enhance visualization when gallstones are suspected but not clearly visible during imaging?

    <p>Rescanning with the patient in an oblique or erect position</p> Signup and view all the answers

    Which technique is used to minimize gas interference and improve imaging clarity during gallstone assessment?

    <p>Using a full bladder for better visualization</p> Signup and view all the answers

    What is the first method of choice for evaluating a biliary disease when it is suspected?

    <p>Ultrasound</p> Signup and view all the answers

    In what position should fasting patients ideally be examined to evaluate the gallbladder?

    <p>Supine position</p> Signup and view all the answers

    What structures are assessed regarding their size, wall thickness, and content during ultrasound evaluation of the gallbladder and biliary tree?

    <p>Size, wall thickness, and content</p> Signup and view all the answers

    What is the appearance of a normal gallbladder on a longitudinal scan?

    <p>Echo-free and pear-shaped</p> Signup and view all the answers

    In what body position might the gallbladder be found if a patient is erect during scanning?

    <p>Below the superior iliac crest</p> Signup and view all the answers

    What is the purpose of giving the patient 3 or 4 glasses of water before examination?

    <p>To help disperse bubbles in the stomach</p> Signup and view all the answers

    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?

    <p>Superior mesenteric vein</p> Signup and view all the answers

    What is the recommended direction for transverse scans across the abdomen when visualizing the pancreas?

    <p>From feet to head</p> Signup and view all the answers

    What should be identified first when scanning the pancreas according to the text?

    <p>Aorta</p> Signup and view all the answers

    Which body position is recommended for viewing the pancreas through a water-filled stomach?

    <p>Sitting or standing position</p> Signup and view all the answers

    How can gas interference due to bowel gas be managed in imaging?

    <p>Change the patient's breathing pattern</p> Signup and view all the answers

    In pancreatic imaging, what should appear homogeneous similar to the adjacent liver?

    <p>Pancreas</p> Signup and view all the answers

    What landmarks should be identified after the superior mesenteric artery when scanning the pancreas?

    <p>Superior mesenteric vein</p> Signup and view all the answers

    What is challenging to visualize when scanning the pancreas between the inferior vena cava and portal vein?

    <p>'Tail of pancreas'</p> Signup and view all the answers

    When is visualization of 'head of pancreas' and 'uncinate process' necessary during imaging?

    <p>When looking at pancreatic lesions</p> Signup and view all the answers

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