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Ch 5 GI & Hepatob.


- congenital condition in which the esophagus ends in a blind pouch esophageal atresia
- failure of a satisfactory esophageal lumen to develop seperate from the trachea tracheoesophageal fistula
What is a serious complication of TE fistulas? aspiration pneumonia
What is the most common cause of acute esophagitis? Gastroesophageal reflux disease
______ ______ increase the likelihood of reflux esophagitis. Hiatal hernias
What is associated with severe reflux esophagitis? Barretts esophagus
What is the organisms most often responsible for infectious esophagitis? Candida fungus and herpesvirus
- contain all layers of the wall of the esophagus traction diverticula
- arise from the posterior wall of the cervical esophagus zenker's diverticula
- dialted veins in the walls of the esophagus esophageal varices
- the most common cause of acture gastrointestinal bleeding peptic ulcer
- the most common manifestation of peptic ulcer disease duodenal ulcer
Gastric ulcers are commonly found where? in the lesser curvature of the stomach
- a chronic inflammatory disorder of the unkown cause that often affects the terminal ileum crohns disease
What are the most common cause of a mechanical small bowel obstruction? fibrous adhesions
- common disorder of intestinal motor activity in which fluid and gas do not progress normally through an unobstructed bowel. adynamic ileus
- the telescoping of one part of the intestinal tract into another intussusception
What is the major cause of bowel obstruction in children? intussusception
Appendicitis is more common in ? Children
- a condition of aquired herniations of the mucosa and submucosa through muscular layers at points of weakness of the bowel wall diverticulosis
- produces shortening and rigidity of the colon and absent haustral patterns radiographically chronic ulcerative colitis
What is the most typical form of primary colon cancer? annular carcinoma
What is one of the most common causes of large bowel obstruction? primary colon cancer
Most primary cancers of the colon arise in what? preexisting polyps
What is a volvulus A twisting of the bowel on itself and leads to obstruction
What type of stones are the most prevalent in the US? Cholesterol stones
What is the primary cause of acute cholecystitis? impacted gallstones in the cystic duct
What causes the gallbladder to become fibrotic and calcified and results from chronic cholecstitis? porcelain gallbladder
What is commonly caused by excessive alcohol consumption? acute pancreatitis
What is a sign of perforation of the GI tract? pneumoperitoneum
Created by: erikasmith28