Chapter 087 Gastrointestinal Tract Cancer (Part 8) ppsx

... pigment epithelium, mesenteric desmoid tumors, and ampullary cancers in addition to the colonic polyps characterizes a subset of polyposis coli known as Gardner's ... evident in affected individuals by age 25. If the polyposis is not treated surgically, colorectal cancer will develop in almost all patients before age 40. Polyposis coli results from a defect ... however, this effec...

Ngày tải lên: 07/07/2014, 02:20

... chemoradiation combination. For the incurable, surgically unresectable patient with esophageal cancer, dysphagia, malnutrition, and the management of tracheoesophageal fistulas are the diagnosis. ... squamous cell carcinoma of the esophagus (i.e., smokers and drinkers) also has a high rate of cancers of the lung and the head and neck region, endoscopic inspection of the larynx, trache...

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... colonoscopy need not be carried out more frequently than every 3 years. Chapter 087. Gastrointestinal Tract Cancer (Part 6) Gastric (Nonlymphoid) Sarcoma Leiomyosarcomas and GISTs make ... inhibitor of the c- kit tyrosine kinase. Colorectal Cancer Incidence Cancer of the large bowel is second only to lung cancer as a cause of cancer death in the United State...

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... Chapter 087. Gastrointestinal Tract Cancer (Part 9) Hereditary Nonpolyposis Colon Cancer Hereditary nonpolyposis colon cancer (HNPCC), also known as Lynch ... documented colorectal cancer, one of whom is a first-degree relative of the other two; one or more cases of colorectal cancer diagnosed before age 50 in the family; and colorectal cancer involving ... with col...

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... esophageal cancers. Chapter 087. Gastrointestinal Tract Cancer (Part 1) Harrison's Internal Medicine > Chapter 87. Gastrointestinal Tract Cancer Gastrointestinal Tract Cancer: Introduction ... Introduction The gastrointestinal tract is the second most common noncutaneous site for cancer and the second major cause of cancer- related mortality in t...

Ngày tải lên: 07/07/2014, 02:20

... pernicious anemia develop in the elderly. Serial endoscopic examinations of Chapter 087. Gastrointestinal Tract Cancer (Part 3) Tumors of the Stomach Gastric Adenocarcinoma Incidence and ... where the frequency of gastric cancer is declining. Thus, different etiologic factor(s) may be involved in these two subtypes. In the United States, ~30% of gastric cancers originate...

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... Carcinoma Data from ACS Stage TNM Features No. of Cases, % 5- Year Chapter 087. Gastrointestinal Tract Cancer (Part 4) Several additional etiologic factors have been associated with ... high incidence of occult gastric cancers in young asymptomatic carriers. Duodenal ulcers are not associated with gastric cancer. Clinical Features Gastric cancers, when superficia...

Ngày tải lên: 07/07/2014, 02:20

... Chapter 087. Gastrointestinal Tract Cancer (Part 5) Gastric Adenocarcinoma: Treatment Complete surgical removal ... vascular invasion, and abnormal DNA content linked to a specific chromosomal abnormality, i.e., t(11; 18). Responding patients should undergo periodic endoscopic surveillance because it remains unclear ... unclear. The use of adjuvant chemotherapy alone follo...

Ngày tải lên: 07/07/2014, 02:20

... colorectal cancer. Colorectal cancer has increased in Japan since that nation has adopted a more "western" diet. At least three Chapter 087. Gastrointestinal Tract Cancer (Part 7) ... large-bowel cancer appears to be related to environmental factors. The disease occurs more often in upper socioeconomic populations who live in urban areas. Mortality from colorect...

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... 87-1). Chapter 087. Gastrointestinal Tract Cancer (Part 10) Screening The rationale for colorectal cancer screening programs is that earlier detection of localized, superficial cancers ... unexplained reasons, however, the proportion of large-bowel cancers arising in the rectum has been decreasing factors. The American Cancer Society has also endorsed a "total c...

Ngày tải lên: 07/07/2014, 02:20