Chayama K

ORCID: 0000-0002-5530-5341 · 4 papers in corpus
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…

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 …

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

AimWe 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 the…

2012
Migration to the pulmonary artery of nine metallic coils placed in the internal iliac vein for treatment of giant rectal varices.
Acta radiologica short reports ·doi:10.1258/arsr.2012.120024

Transcatheter venous embolization with metallic coils is a safe and reliable method for the treatment of pelvic congestion syndrome and pelvic varicocele. While rare, coil migration to the pulmonary arteries is potentially fatal. We report …