Kazuaki Chayama

No ORCID on file · 3 papers in corpus
case-report 2021
Gastric mucosa-associated lymphoid tissue lymphoma in conjunction with multiple lymphomatous polyposis in the context of Helicobacter pylori and Helicobacter suis superinfection
Clinical journal of gastroenterology ·doi:10.1007/s12328-020-01310-5

A 53-year-old woman visited a doctor and complained of chest discomfort after meals. Esophagogastroduodenoscopy showed multiple granular elevations in the gastric body. After biopsies from the elevations, she was diagnosed with mucosa-assoc…

observational 2020
Large-scale genome-wide association study in a Japanese population identifies novel susceptibility loci across different diseases
Nature genetics ·doi:10.1038/s41588-020-0640-3

The overwhelming majority of participants in current genetic studies are of European ancestry. To elucidate disease biology in the East Asian population, we conducted a genome-wide association study (GWAS) with 212,453 Japanese individuals …

other 2018
Indication and Usefulness of Bile Juice Cytology for Diagnosis of Gallbladder Cancer
Gastroenterology research and practice ·doi:10.1155/2018/5410349

AIM: We examined the effectiveness of bile juice cytology for distinguishing between benign and malignant gallbladder lesions of the protruding type with various sampling points, sampling methods, and macroscopic forms in order to discuss t…