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Pancreatic Sonography

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Questions and Answers

What is a common ultrasound finding in acute pancreatitis?

Hyperechoic peripancreatic areas of inflammation

Hypoechoic peripancreatic areas of inflammation (correct)

Focal echogenicity changes within the liver

Diffuse increased echogenicity

What is a common cause of chronic pancreatitis?

Gallstones

Alcohol abuse (correct)

High triglycerides

All of the above

What is a characteristic ultrasound finding in chronic pancreatitis?

A calcified pancreas

A small, echogenic pancreas with an abnormal heterogenous echotexture (correct)

A large, hypoechoic pancreas

A normal-appearing pancreas

What is a clinical feature of chronic pancreatitis?

Steatorrhea and weight loss Signup and view all the answers

What is a possible complication of acute pancreatitis?

Chronic pancreatitis Signup and view all the answers

What is a characteristic sonographic finding in acute pancreatitis?

Decreased pancreatic echogenicity compared to the liver Signup and view all the answers

What is the primary cause of acute pancreatitis in approximately 45% of cases?

Gallstones Signup and view all the answers

What is the characteristic ultrasound appearance of the pancreas in severe cases of acute pancreatitis?

Hypoechoic enlarged pancreas Signup and view all the answers

What is the estimated percentage of acute pancreatitis cases caused by unknown reasons?

10% Signup and view all the answers

What is the name of the condition that occurs when activated pancreatic enzymes leak into the substances of the pancreas and initiate the autodigestion of the gland?

Acute pancreatitis Signup and view all the answers

What is the estimated percentage of acute pancreatitis cases caused by alcohol consumption?

35% Signup and view all the answers

What is the typical clinical presentation of acute pancreatitis?

Severe epigastric pain radiating to the back, fever, nausea, and vomiting Signup and view all the answers

What is the frequency of the linear array probe used for pancreatic ultrasound?

3.5 - 5 MHz Signup and view all the answers

Why is the patient positioned in left posterior oblique or left lateral decubitus during pancreatic ultrasound?

To avoid bowel gas obscuring the image Signup and view all the answers

What is the normal appearance of the pancreas on ultrasound?

Homogeneous and isoechoic with the liver Signup and view all the answers

What is the purpose of asking the patient to drink 2-3 cups of water during pancreatic ultrasound?

To use the water as a window for better visualization of the pancreas Signup and view all the answers

What is a common limitation of pancreatic ultrasound?

Bowel gas overlaying the pancreas Signup and view all the answers

What is a landmark for identifying the pancreas on ultrasound?

Splenic vein and portal confluence Signup and view all the answers