2025年1月12日 · characteristic imaging features on contrast-enhanced CT, MRI, or ultrasound. Clinical presentation. Classical clinical features include 3: acute onset of severe central epigastric pain (over 30-60 min) poorly localized tenderness and pain. exacerbated by supine positioning. radiates through to the back in 50% of patients

2025年1月23日 · acute pancreatitis: On the ultrasound, the affected pancreas usually appears swollen and hypoechoic, with surrounding tissue edema. chronic pancreatitis: In a pancreatic ultrasound, findings may include an irregularly shaped …

2024年12月25日 · While not very sensitive, plain radiographs may show calcification in the pancreas. Ultrasound. The pancreas might appear atrophic, calcified, or fibrotic (advanced stages). Findings that may be present on ultrasound include: hyperechogenicity (often diffuse) often indicates fibrotic changes. dilated main pancreatic duct. intraductal echogenic foci

2024年9月29日 · Pancreatitis (plural: pancreatitides) refers to inflammation involving the pancreas. It has various forms which can be classified in many, many ways according to time of onset, etiological agent or associated pathology. acute pancreatitis. interstitial edematous pancreatitis. necrotizing pancreatitis. hemorrhagic pancreatitis. chronic pancreatitis

Annotated image of a normal pancreas. A number of vascular structures serve as landmarks when evaluating the pancreas on abdominal ultrasound.

Enlarged heterogeneous pancreas shows anterior bowing and surface irregularity surrounded by a rim of peri-pancreatic fluid. Dilated common bile duct and pancreatic duct. Multiple gall bladder stones of average size 6 to 7 mm.

2021年1月11日 · The chain of lakes sign is a radiological finding describing the appearance of the pancreatic ducts in cases of chronic pancreatitis. Due to repeated inflammation, fibrosis occurs and results in damage and atrophy of the pancreatic tissue as well as dilatation and beading of the main pancreatic duct.

2023年10月9日 · Autoimmune pancreatitis is a type of chronic pancreatitis characterized by a heterogeneous autoimmune inflammatory process in which prominent lymphocytic infiltration with associated fibrosis of the pancreas causes organ dysfunction.

2025年1月18日 · Ultrasound. Findings are non-specific and include: hypoechoic mass. double duct sign may be seen. CT. role in imaging: CT is the primary imaging modality ("workhorse") for pancreatic evaluation. ductal adenocarcinoma appearance: poorly defined masses with extensive surrounding desmoplastic reaction

2024年12月15日 · Pancreatic pseudocysts are frequently found on imaging follow-up of pancreatitis, and may in themselves be asymptomatic for some time. Presentations attributable to a pseudocyst include: mass effect. biliary obstruction. gastric outlet obstruction. secondary infection. Pathology