Introduction
Gastritis refers to the inflammation of the stomach lining and is a common global health condition. More than half the world’s population, especially in developing countries, is affected by chronic gastritis. The stomach lining, which normally protects the organ from digestive acids and enzymes, becomes susceptible to inflammation when this barrier is compromised.
Types of Gastritis
- Acute gastritis: Sudden onset, may be erosive (damaged areas in the mucosa) or non-erosive, most often self-limiting.
- Chronic gastritis: Long-term inflammation, histopathologically defined, often associated with continued exposure to causative factors like Helicobacter pylori (H. pylori) infection.
- Specific forms:
- Autoimmune gastritis: Body’s immune system attacks gastric mucosa, leading to vitamin B12 deficiency and pernicious anemia, more common in women, the elderly, and certain ethnic groups.
- Bile reflux gastritis: Caused by the backflow of bile from the intestine into the stomach.
- Radiation and allergic gastritis: Rare forms linked to therapies or immune reactions.
- Radiation and allergic gastritis: Rare forms linked to therapies or immune reactions.
Causes
- Infectious: H. pylori infection is the leading cause worldwide of both acute and chronic gastritis. Rarely, viral (e.g., cytomegalovirus) or fungal infections.
- Medications: Regular use of NSAIDs (e.g., ibuprofen, naproxen, aspirin) can erode the stomach lining.
- Lifestyle: Excessive alcohol intake, smoking, and recreational drug use.
- Autoimmune conditions: The immune system damages stomach cells, affecting vitamin B12 absorption.
- Other: Bile reflux, stress (e.g., from surgery, trauma), certain food poisonings, major illnesses, and radiation.
Risk Factors
- Chronic H. pylori infection
- Regular NSAID use
- Excessive alcohol consumption
- Smoking cigarettes
- Age: older adults are more susceptible
- Autoimmune disorders or other chronic diseases
- Severe physical stress (major surgery, burns)
- Ethnicity plays a role in autoimmune gastritis prevalence.
Signs and Symptoms
- Abdominal pain or discomfort, often upper or central stomach
- Nausea and vomiting
- Loss of appetite
- Indigestion (bloating, belching)
- In more severe cases:
- Vomiting blood or material resembling coffee grounds
- Black, tarry stools indicating gastrointestinal bleeding
- Chronic forms may lead to fatigue (due to anemia), and weight loss.
Complications
- Peptic ulcers – erosions into the stomach or duodenum.
- Gastrointestinal bleeding (acute or chronic).
- Atrophic changes – may lead to intestinal metaplasia, dysplasia, adenocarcinoma.
- Neuroendocrine tumors and gastric cancer in autoimmune gastritis.
- Pernicious anemia, malnutrition, and vitamin deficiencies.
Prevention
- Practice good hand hygiene to prevent H. pylori transmission
- Avoid excessive use of NSAIDs—use alternatives wherever possible
- Limit alcohol intake and quit smoking
- Follow a healthy, balanced diet and manage stress
- Screen and manage autoimmune or chronic diseases with regular health checks.
Home Remedies and Lifestyle Measures
While medical evaluation and treatment are essential, several strategies can aid recovery or minimize symptoms:
- Dietary adjustments: Eat small, frequent meals; avoid spicy, acidic, fried, or fatty foods; favor fresh fruits, vegetables, whole grains, and lean proteins.
- Probiotic-rich foods: Yogurt or supplements to potentially help restore gut flora.
- Avoid known triggers: Especially alcohol, caffeine, and NSAIDs.
- Quit smoking
- Stress reduction: Techniques such as meditation and deep breathing.
- Some natural anti-inflammatory foods, like ginger and chamomile tea, may help—but should be discussed with a healthcare provider.
When to Seek Medical Care
Immediate medical attention is warranted if you experience:
- Severe or persistent upper abdominal pain Black/tarry stools or bloody vomit
- Black/tarry stools or bloody vomit
- Sudden weight loss or difficulty swallowing
- Signs of anemia: fatigue, shortness of breath.
Bibliography
[1] https://www.grafiati.com/en/literature-selections/chronic-gastritis/
[2] https://gutscharity.org.uk/advice-and-information/conditions/gastritis/
[3] https://www.grafiati.com/en/literature-selections/acute-gastritis/
[4] https://www.truemeds.in/diseases/inflammatory-conditions/gastritis-164
[5] https://www.sciencedirect.com/science/article/pii/S0025712516364495
[6] https://www.medicinenet.com/gastritis/article.htm
[7] https://www.ncbi.nlm.nih.gov/books/NBK544250/
[8] https://www.mayoclinic.org/diseases-conditions/gastritis/symptoms-causes/syc-20355807
[9] https://onlinelibrary.wiley.com/doi/abs/10.1002/9781118512074.ch58
[10] https://my.clevelandclinic.org/health/diseases/10349-gastritis