H Pylori Complications Gastritis Ulcers and Stomach Cancer Everyday Health Menu NewslettersSearch H. Pylori H Pylori Complications Gastritis Ulcers and Stomach Cancer The bacterium is linked to the development of several intestinal diseases. By Julie Lynn MarksMedically Reviewed by Robert Jasmer, MD Reviewed: November 27, 2018 Medically Reviewed H. pylori is the primary cause of peptic ulcers, which are sores that form on the lining inside the stomach. H. pylori is the primary cause of peptic ulcers, which are sores that form on the lining inside the stomach.Judith Glick Ehrenthal/iStock The bacterial infection known as H. pylori is harmless in some people, but it can lead to serious problems in others. H. pylori can cause inflammation of your stomach’s lining, which is known as gastritis. The infection is also considered the primary cause of peptic ulcers — sores in the lining of your stomach or duodenum (a part of the small intestine). Additionally, H. pylori is a risk factor for some types of stomach cancer. Treating the infection can improve gastritis symptoms, eliminate ulcers, and may reduce your chances of developing stomach cancer, too. ( H Pylori and UlcersOnly about 10 percent of people with the H. pylori infection will develop an ulcer. ( NEWSLETTERS Sign up for our Digestive Health Newsletter SubscribeBy subscribing you agree to the Terms of Use and Privacy Policy. Editorial Sources and Fact-Checking ReferencesHelicobacter Pylori and Stomach Cancer. Show Less The Latest in H Pylori What Is H. Pylori? Symptoms, Causes, Diagnosis, Treatment, and PreventionBy Julie Lynn MarksDecember 9, 2020 History of H. Pylori: What We Do and Don’t Know Before the discovery of the bacterium, doctors thought stomach ulcers were due to stress and spicy foods.By Julie MarksNovember 27, 2018 Study Shows Depression Affects IBD Patients and Their Siblings New research is the first to show a bidirectional link between inflammatory bowel disease and depression.By Ashley WelchOctober 6, 2022 Gut Check: Can Cookie Dough Really Harm Your Gut? It’s not just the raw eggs that can make you sick.By Kaitlin SullivanOctober 4, 2022 Early Research Reveals Key Player in Nonalcoholic Fatty Liver Disease A 2-part study mostly done in mice revealed that B vitamins may play a role in slowing the progression of nonalcoholic fatty liver disease.By Kaitlin SullivanSeptember 23, 2022 Questions You Should Ask Your GI When You're Diagnosed With Crohn'sBy Natalie (Sparacio) HaydenSeptember 22, 2022 Resources for New Moms Living With IBDBy Natalie (Sparacio) HaydenSeptember 16, 2022 Can Medical Marijuana Improve Crohn’s Disease Symptoms? While some evidence suggests that cannabis use may help relieve Crohn’s symptoms, more research is needed to show disease improvement. Here’s what you...By Don RaufSeptember 16, 2022 Hispanic Americans Wait Longer for an IBD Diagnosis Than White Patients Rocio Castrillon, a Hispanic American, shares the story of her struggle to get an IBD diagnosis and discusses her work with the Crohn’s & Colitis ...By Kaitlin SullivanSeptember 15, 2022 Fecal Transplant Provides Relief From Irritable Bowel Syndrome Symptoms, Study Finds Study shows that for people with IBS, fecal transplant could offer some relief from symptoms for three years or more.By Don RaufSeptember 13, 2022 MORE IN Ovarian Cancer Risk Factors Gallbladder Cancer: Symptoms, Diagnosis, and Treatment Causes of Pancreatic Cancer Wellness inspired Wellness enabled FacebookTwitterInstagramPinterestYoutubeTikTok About Us Careers Editorial Policy Newsletters Meet Our Health Expert Network Privacy Policy Health News Accessibility Statement Terms of Use Contact Us Feedback Do Not Sell My Personal Information Popular Topics AdChoices NEWSLETTERS Get the best in health and wellness SubscribeBy subscribing you agree to the Terms of Use and Privacy Policy. A PROPERTY OF EHGLogo More From Everyday Health: Castle Connolly Top Doctors DailyOM Diabetes Daily Everyday Health Care Migraine Again 1996-2022 Everyday Health, Inc. Everyday Health is among the federally registered trademarks of Everyday Health, Inc. and may not be used by third parties without explicit permission. Badges Badges Badges