Gastritis and GERD are often confused because both cause burning or discomfort in the upper belly and chest. They are, however, two different conditions with different causes, and telling them apart matters because the treatments are not the same. Here is a clear comparison of gastritis versus GERD, how to recognize each, and how they are treated.
The Short Version
GERD is a problem of acid flowing up from the stomach into the esophagus. Gastritis is inflammation of the stomach lining itself. GERD is felt mostly as heartburn rising into the chest and throat, while gastritis is felt more as a gnawing or burning pain in the upper stomach.
What GERD Is
GERD, or gastroesophageal reflux disease, happens when the valve at the bottom of the esophagus lets stomach acid escape upward. That acid irritates the esophagus, causing the classic symptoms. Learn more about acid reflux and GERD.
Common GERD symptoms:
- Heartburn, a burning feeling that rises into the chest, often after meals or lying down
- A sour or bitter taste, or acid coming back up
- Trouble swallowing or a lump-in-the-throat feeling
- A chronic cough or hoarse voice
What Gastritis Is
Gastritis is inflammation or irritation of the stomach lining. It can come on suddenly or develop slowly. The most common causes are the bacteria H. pylori and regular use of pain relievers like ibuprofen and aspirin. Alcohol and stress can worsen it.
Common gastritis symptoms:
- A gnawing or burning pain in the upper belly, sometimes eased or worsened by eating
- Nausea, and sometimes vomiting
- Feeling full quickly
- Bloating and belching
Key Differences at a Glance
- Where it is felt: GERD rises into the chest and throat, gastritis stays in the upper stomach.
- Main cause: GERD is a valve and acid-flow problem, gastritis is inflammation of the stomach lining from bacteria or medications.
- Typical trigger: GERD flares with large or fatty meals and lying down, gastritis often with NSAIDs, alcohol, or an empty stomach.
Keep in mind that the two can occur together, and both can feel similar, which is why an accurate diagnosis is helpful.
How Each Is Diagnosed
Both are often diagnosed from symptoms and a response to treatment. When the picture is unclear, or symptoms persist, an upper endoscopy lets me look directly at the esophagus and stomach lining, take samples, and test for H. pylori. This is the best way to tell the two apart with certainty.
How Each Is Treated
There is overlap, but the emphasis differs:
- GERD: diet and lifestyle changes (see our GERD diet guide), not lying down after meals, weight management, and acid-reducing medication.
- Gastritis: stopping the cause, such as NSAIDs or alcohol, treating H. pylori with antibiotics if present, and acid-reducing medication to let the lining heal.
When to See a Gastroenterologist
See a doctor if upper belly or chest burning is frequent, does not respond to over-the-counter treatment, or comes with trouble swallowing, weight loss, vomiting, or black stools. Those signs, and lasting symptoms, deserve a proper evaluation to find out which condition you have and treat it correctly.
Talk to a Gastroenterologist in Mountainside, NJ
If your symptoms keep coming back or you are not sure what is causing them, Dr. Amber Khan can help. We see patients from across Union County and New Jersey.