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Gastrointestinal Pathology

Gastritis
1. Cronic
  1. Long term use of NSAID's
    1. Heliobactor pylon
      1. Pernicious Anemia
        Radiation/chemotherapy
2. Acute
  1. Erosive
    1. Superficial
      1. deep
        Hemorrhagic
    2. Causes
      1. NSAID's
      2. Ischemia
      3. Alcohol
      4. Stress
  2. Nonerosive
    1. Heliobactor Pylon
      1. Causes
        Bacterial
        Viral etc
      2. Can lead to cronic
  3. Pangastritis (whole stomach)
  4. Antril Gastritis (part of)
3. Inflammatory changes in gastric mucosa
Polyps
1. 1% become malignant
  1. BUT show a predisposition to Colon cancer
    1. Can be inherited- Polyposis Syndrome
2. Benign
3. Hyperplastic Polyps
  1. Found mostly in the Rectosigmoid region
    1. Those found in the Sigmoid Colon have potential to become malignant
      1. In the presence of Hyperplastic Polyposis Syndrom
4. Adenomas
  1. Found anywhere
    1. Risk of malignancy depends on size and histology
5. Polyposis syndrome
  1. Many hereditary causes
Colon Cancer
1. Causes
  1. Smoking
  2. Alcohol
  3. Obesity
  4. Crohn's Disease
2. 2nd Highest in Men in Malta
3. Matastisies
  1. Liver
Crohn's Disease
1. Affects mainly the illium but can affect anywhere in the tract
2. Causes
  1. Family history
  2. Smoking
Gastric(stomach) Cancer
1. Causes
  1. Heliobactor Pylon
    1. Smoking
2. Adenocarcinoma

Gastrointestinal Pathology

	Created by Caroline Oxford almost 11 years ago