"Gastric" is a word for stomach, and "-itis" means inflammation. So gastritis is inflammation (irritation) of your stomach lining. It can come and go quickly (acute) or last a long time (chronic) depending on the cause.
Gastritis may be caused by infection, stress, or medicine
You might have pain or discomfort in your belly area, feel sick to your stomach, or throw up blood
Doctors may need to look into your stomach with a flexible viewing tube
Doctors will give you medicine to lower the amount of acid in your stomach
Common causes of gastritis include:
Drinking alcohol or other harsh substances that hurt your stomach lining
Infection, most commonly with bacteria called Helicobacter pylori
Stress, including stress from serious injury or illness
Medicines that irritate your stomach, including certain pain medicines (NSAIDs, such as aspirin or ibuprofen)
Gastritis may not cause symptoms.
If you do have symptoms, they can include:
If gastritis causes stomach bleeding, you may:
Doctors treat symptoms with medicines, such as:
Doctors will also have you avoid certain foods and drinks and stop taking medicines that hurt your stomach lining, such as aspirin or other NSAIDs (such as ibuprofen).