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7 Αυγ 2024 · Annular pancreas is a morphological anomaly that results in pancreatic tissue completely or incompletely encircling the duodenum. This condition can cause duodenal obstruction and is therefore important to recognize, as radiologists are frequently the first to make the diagnosis.
29 Μαΐ 2023 · Annular pancreas (AP) is a rare congenital anomaly characterized by partial or complete circumferential encasement of the second part of the duodenum by a band of pancreatic tissue during embryogenesis.
8 Μαΐ 2024 · This topic will review the pathogenesis, clinical manifestations, diagnosis, and management of annular pancreas. Other causes of duodenal obstruction and congenital abnormalities of the pancreas, including pancreas divisum, are discussed in detail, separately.
2 Σεπ 2020 · Annular pancreas is a rare congenital abnormality characterized by a ring of pancreatic tissue surrounding the descending portion of the duodenum. It is thought to originate from incomplete rotation of the ventral pancreatic bud.
An annular pancreas is due to failure of the ventral bud to rotate, resulting in incarceration of the duodenum (7). In general, an annular pancreas is symptomatic in children, especially in the neonatal period (5), the main symptoms being bilious vomiting and abdominal distention (6). In adults, it is typically asymptomatic and is diagnosed as ...
11 Νοε 2020 · AP in adults is characterized by duodenal obstruction, pancreatitis, and obstructive jaundice. Imaging can show the “crocodile jaw sign” or “double bubble sign”. MRCP shows that the signal of annular pancreatic is similar to normal pancreatic.
... pancreas is an uncommon developmental mal- formation characterized by a ring of pancreatic tissue en- circling the duodenum, most commonly the descending part of the duodenum (Fig. 6) (1)....
