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Surgery MCQ 93

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One of the following blood group is a known Predisposing factor for Gastric Carcinoma:

A. Blood group 0
B. Blood group B
C. Blood group A
D. Blood group AB

Answer: C (GS)

The Correct Answer is Blood group A (ref)

Exogenous risk factors:
  • Diet rich in nitrates and/or salts (e.g., dried foods, foods preserved by curing or smoking)  and low in fresh vegetables containing antioxidants [4]
  • H. pylori infection 
  • Nicotine use 
  • Epstein-Barr virus 
  • Low socioeconomic status
  • Obesity
Endogenous risk factors
  • Gastric conditions
    • Chronic atrophic gastritis and associated pernicious anemia
    • Achlorhydria (e.g., due to Ménétrier disease)
    • Gastric ulcers
    • Partial gastrectomy
    • Adenomatous gastric polyps
    • Gastroesophageal reflux disease
  • Hereditary factors
    • Positive family history
    • Blood type A 
    • Hereditary nonpolyposis colorectal cancer


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