1 Gastritis: Causes • Helicobacter pylori infection • NSAID use • Excessive alcohol consumption • Heavy smoking • Radiotherapy • Cancer chemotherapy • Systemic infections (Salmonella, CMV) • Severe stress • Ischemia and shock • Suicide attempts with acids or alkali • Mechanical trauma • Distal gastrectomy
11
Embed
Gastritis: Causes - Columbia University in the City … Gastritis: Causes • Helicobacter pylori infection • NSAID use • Excessive alcohol consumption • Heavy smoking • Radiotherapy
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
1
Gastritis: Causes• Helicobacter pylori infection• NSAID use• Excessive alcohol consumption• Heavy smoking• Radiotherapy• Cancer chemotherapy• Systemic infections (Salmonella, CMV)• Severe stress• Ischemia and shock• Suicide attempts with acids or alkali• Mechanical trauma• Distal gastrectomy
2
Types of Chronic Gastritis• Autoimmune gastritis (type A gastritis):
diffuse gastritis of corpus; antibodies to parietal cells andintrinsic factor; low acid, pernicious anemia; associatedwith other autoimmune disorders; uncommon.
• Helicobacter pylori gastritis (type B gastritis):may affect all parts of the stomach, mostly antrum; 3subtypes: antrum-predominant, corpus-predominant,pangastritis; very common.
• Chemical gastritis (type C gastritis): due torepeated chemical or toxic injury (bile acids, duodenalcontents, NSAIDs); common.