Gastritis-is it contagious?

Only if H Pylori: The only infectious (possibly transmissible) cause for gastritis is the bacteria h pylori.

Gastritis: One of the cause of gastritis is infection with bacteria called Helicobacter pylori . It can be diagnosed by blood test and stool test and can be treated easily . http://patient.info/health/gastritis

No: It is not contagious; however, there are people who have gastritis secondary to the bacterium, helicobacter pylori.

Yes: If it is caused by the bacteria h pylori and you share food, it can be passed from one family member to another.