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[Substances harmful for the gastric mucosa].

J Ponce1, M Bixquert, J Hinojosa

  • 1Servicio de Medicina Digestiva, Hospital La Fe, Valencia.

Anales De Medicina Interna (Madrid, Spain : 1984)
|October 1, 1991
PubMed
Summary

Dietary compounds, ethanol, tobacco, and medications like aspirin and steroids can harm the gastroduodenal lining. While some factors contribute to peptic ulcers, others like ethanol and tobacco have debated roles in ulcer genesis.

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Area of Science:

  • Gastroenterology
  • Pharmacology
  • Epidemiology

Context:

  • Gastroduodenal mucosa possesses intrinsic defense mechanisms against various harmful agents.
  • Regional variations in peptic ulcer incidence may be partly explained by diet-induced gastric mucosal damage.

Purpose:

  • To review the impact of common lifestyle factors and medications on gastroduodenal mucosal integrity and peptic ulcer development.
  • To clarify the roles of ethanol, tobacco, non-steroidal anti-inflammatory drugs (NSAIDs), and steroids in gastroduodenal lesions.

Summary:

  • Ethanol can induce acute gastric lesions by impairing mucosal defenses, though its role in peptic ulcer onset is unproven. Tobacco negatively impacts ulcer healing and relapse, with ongoing debate on its role in ulcer genesis.
  • Non-steroidal anti-inflammatory drugs (NSAIDs), particularly aspirin, are known to cause acute and chronic gastroduodenal lesions, reactivate existing ulcers, and increase complication risks. Paracetamol exhibits a safer profile.
  • The effects of steroids on gastric mucosa are dose and duration-dependent, with a rapid impact generally accepted, although their precise role in ulcerogenesis is still under discussion.

Impact:

  • Provides a comprehensive overview of factors affecting gastroduodenal health, aiding in understanding peptic ulcer etiology.
  • Highlights the differential risks associated with common substances and medications, informing clinical practice and patient counseling.
  • Identifies areas of ongoing research and controversy, such as the precise relationship between ethanol/tobacco use and peptic ulcer disease.

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