If asked what common ailment affects most people and may persist throughout life, what comes to mind? Probably gastric disorders! The primary culprit behind these conditions is Helicobacter pylori. In recent years, both the medical community and the general public have intensified focus on H. pylori treatment and research. This heightened attention stems from its classification as a Group 1 carcinogen, closely linked to gastric cancer development.Today, we'll take you into the world of "Helicobacter pylori."
Nearly half the global population is infected with H. pylori, with most showing no severe symptoms
According to conservative estimates by the World Gastroenterology Organisation (WGO), at least half of the world's population is infected with H. pylori, yet most patients exhibit no serious symptoms. In some developing countries, 80% of infected individuals contract the bacteria before the age of 50.
Regarding the risks associated with infection, Dr. Yan Xuemin, a gastroenterologist at Peking Union Medical College Hospital, explains: Most carriers experience no symptoms or complications, though nearly all develop chronic active gastritis—commonly known as H. pylori gastritis. Additionally, approximately 15–20% may develop peptic ulcers, 5–10% may experience dyspepsia, and nearly 1% may progress to gastric malignancy.
Therefore, while Helicobacter pylori infection warrants attention, excessive anxiety is unnecessary. Specific management should be determined by physicians based on individual patient circumstances, with eradication therapy considered when clinically indicated.
Note: Helicobacter pylori treatment is challenging with high failure rates
Treatment primarily involves medication, but this bacterium can develop resistance to multiple antibiotics through chromosomal mutations. Widespread use of antibiotics like metronidazole and clarithromycin has increased H. pylori resistance, leading to eradication failure.Therefore, monotherapy often fails to cure H. pylori. In recent years, the eradication rate of triple therapy has also been gradually declining.
Consequently, the current primary approach is a quadruple therapy regimen based on potent acid suppression with a proton pump inhibitor (PPI) combined with two antibiotics and a bismuth compound.However, this approach still carries a 10%–30% failure rate, and extensive antibiotic use inevitably causes certain side effects. Consequently, researchers have been exploring nature for solutions, investigating non-antibiotic therapies against H. pylori.
Studies demonstrate that drinking two cups of cranberry juice daily can inhibit H. pylori.
As early as 2005, Chinese researchers examined the relationship between cranberry juice and H. pylori in 189 infected patients. They administered cranberry juice to 97 patients and a placebo to 92.Results showed that regular cranberry juice consumption suppressed H. pylori infection in the local infected population.
This year, a study published in Australia's Journal of Gastroenterology and Hepatology reached the same conclusion, finding that consuming standardized proanthocyanidin cranberry juice twice daily may help enhance suppression of H. pylori infection.
These findings hold significant implications for countries like China, where H. pylori infection rates are high. They advance non-pharmaceutical approaches to managing H. pylori and position cranberry juice as a promising adjunct therapy for adult H. pylori management. More positive developments are anticipated in the future.
Regarding H. pylori infection, it's crucial to note that most carriers exhibit no obvious symptoms, leading to frequent oversight. Since the infection does not resolve spontaneously, it often triggers peptic ulcers and atrophic gastritis, thereby increasing gastric cancer risk. Therefore, prompt medical evaluation is recommended upon suspicion of H. pylori infection.
What are the methods for H. pylori testing?
1. Fecal Helicobacter pylori Antigen Test
This non-invasive method detects the presence of Hp by measuring specific antigens in stool samples. Suitable for all ages, the test kit boasts a sensitivity of 90.0%–98.2% and specificity of 75%–100%, making it highly valuable for monitoring Hp infection.
2. C-13 Urea Breath Test
This simple, safe, and reliable procedure involves the patient ingesting a substrate labeled with the stable isotope 13C. The test detects exhaled carbon dioxide containing the 13C isotope to determine infection status.
Friendly Reminder: Since H. pylori infection is often transmitted through oral contact, maintain strict personal hygiene by washing hands frequently, regularly disinfecting utensils, and adopting separate meals whenever possible. If infection is suspected, seek prompt medical evaluation and appropriate treatment.
References:
[1] "What You Should Know About Helicobacter pylori".Xinhua News Agency. 2020-09-18
[2] Zhang L, Ma J, Pan K, et al. Efficacy of cranberry juice on Helicobacter pylori infection: A double-blind, randomized placebo-controlled trial. Helicobacter 2005;10:139-145.
[3] Zhe-Xuan L, Jun-Ling M, Yang G, Wei-Dong L, Ming L, et al. Suppression of Helicobacter pylori infection by daily cranberry intake: A double-blind, randomized, placebo-controlled trial. Journal of Gastroenterology and Hepatology, 2020 Aug; doi:10.1111/jgh.15212.