ʻO ka maʻi Helicobacter pylori (H.pylori) pili pili loa me ka gastritis mau loa, ka ʻōpū o ka ʻōpū, ka adenocarcinoma o ka ʻōpū a me ka lymphoma e pili ana i ka mucosa o ka ʻōpū, a me ka helu o ka maʻi H.pylori i nā maʻi me ka gastritis maʻi, ka ʻōpū o ka ʻōpū, ka maʻi maʻi duodenal a me ka maʻi ʻōpū ma kahi o 90% . Mai ka hiʻohiʻona lapaʻau, hiki ke hoʻohana ʻia ka noho ʻana o ka antibody i ka helicobacter pylori i loko o ke koko o ka mea maʻi i kumu no ka ʻike kōkua o ka maʻi HP, a hiki ke ʻike ʻia ka maʻi ma ka noʻonoʻo ʻana i ka hopena gastroscopy a me nā hōʻailona lapaʻau e hoʻomaʻamaʻa i ka mālama mua ʻana.