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Pathology Unit X
Endocrine System: Pancreas
19
Pathology
Graduate
04/19/2013

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Term
Definition of acute pancreatitis
Definition
sudden inflammation of the pancreas
Term
Etiology of acute pancreatitis
Definition
80% due to biliary tract disease (gallstones) or alcoholism
Term
Clinical course of acute pancreatitis
Definition
abdominal pain associated with raised pancreatic enzymes in blood, urine, inflammation and necrosis of pancreatic tissue, severe shows extensive fat necrosis leading to death
Term
Enzymatic fat necrosis
Definition
obstruction of pancreatic duct, enzymes of pancreas (lipases and proteases) auto-
digest pancreas and peripancreatic tissue. Lipases break triglycerides into free fatty acids which then
combine with calcium to create calcium soap.
Term
Definition of chronic pancreatitis
Definition
progressive destruction of pancreas
Term
Etiology of chronic pancreatitis
Definition
repeated flare-ups of mild acute pancreatitis
Term
Clinical course of chronic pancreatitis
Definition
replacement of pancreatic parachyma by fibrous connective tissue
Term
Definition of Cystic Fibrosis
Definition
genetic disorder of exocrine gland affecting mucous secreting and exocrine sweat glands
Term
Incidence of Cystic Fibrosis
Definition
1 in 3200 live births, most common lethal genetic disease that affects white populations
Term
Etiology of Cystic Fibrosis
Definition
genetic disorder, autosomal recessive
Term
Clinical course of Cystic Fibrosis
Definition
abnormally thick mucus secretion in pancreatic ducts which leads to cystic dilation and fibrous atrophy of pancreas, obstruction and secondary infection of air passages
Term
Clinical significance of pancreatic cysts
Definition
Usually benign, only 5-15% are neoplastic
Term
Incidence of carcinoma of pancreatic duct cells
Definition
4th leading cause of death in the US
Term
Etiologic factors of carcinoma of pancreatic duct cells
Definition
inherited and acquired mutations in cancer-associated genes
Term
Clinical course of carcinoma of pancreatic duct cells
Definition
high mortality rate, usually well advanced a time of presentation, jaundice and palpable gallbladder, pain related to extensive infiltration of posterior abdominal wall and associated nerve fibers
Term
Diabetes Mellitis
Definition
chronic disorder of carbohydrate, fat and protein metabolism based on either failure
of adequate insulin production or marked decrease in insulin effectiveness (end-organ insensitivity).
Term
APUD tumors
Definition
amine precursor uptake and decarboxylation
Term
Incidence of islet cell tumors of the pancreas
Definition
rare
Term
Clinical course of islet cell tumors of the pancreas
Definition
APUD tumors, clinical symptoms mimic conditions, carcinoid tumors, 10% mets to lung
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