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14 Cards in this Set
- Front
- Back
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Pancreas
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Mixed gland, Endocrine and exocrene.
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Pancreas head position
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Anterior to IVC, right to portal-splenic confluence, inferior to caudate lobe of liver, medial to duodenum.
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Pancreas nack position
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Anterior to portal-splenic confluence,superior to mesenteric vei
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Pancreas body
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Anterior to aorta and SMA,
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Pancreas tail
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begins at left of the lateral border of aorta and extends toward the splenic hilum.
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Pancreatic ducts
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Main- Duct of Wirsung
secondary- duct of Santorini |
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Acini cells
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Perform exocrine function, produce pancreatic juice.
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Islets of Langerhans
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Perform endocrine function, Produce insulin, glucagon .
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Acute pancreatits
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Related to biliary tract disease, alcoholism.Other: trauma, peptic ulcer or abdominal infection, drugs.
Clinical: Epigastic tenderness, Fever, leukocytosis, Amylase increase within 24 hrs, lipase increase within 72 to 94 hrs. SOno: Enlarged, hopeechoic. Complication: pseudocyst. |
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Chronic pancreatitis
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Reccurent attacks of acute pancreatits,
Clinical: epigastric pain,GI preblems, jaundice. Sono: Hyperechoic, dilated ducts w calcifications. |
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Cystadenoma
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Rare, benign, F>M. Tiny cysts found in body and tail
Sono: Coarsely lobulated cystic tumors.. |
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Cystadenocarcinoma
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Uncommon, Slow-growing tumor that arises from the ducts as a cystic neoplase, has significant malignant potential.
Clinical: Epigastric pain or a palpable mass, mostly in a tail. |
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Adenocarcinoma
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Most common primary neoplase of pancreas. Involves exocrine portion of gland.60-80 y. o. males. mostly in the head. causes obstruction of CBD.
Sympltoms occur late, Pain, weight loss, jaundice, nausea,vomiting Sono: changes in echodensity, irregular bordes, enlarged pancreas, , dilation of pancreatic duct. |
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Islet cell tumor
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60% Insulinomas
May be benign or malignant, hypoglycemia, may change to malignant.Small in body or tail. Elevated insulin. 18% Gastrinomas. |
