Yuji Yamamoto

We report the findings of a genome-wide association study (GWAS) meta-analysis of endometriosis across 14 biobanks worldwide, including 32% non-European patient participants, as part of the Global Biobank Meta-Analysis Initiative (GBMI). Ou…

We report the findings of a genome-wide association study (GWAS) meta-analysis of endometriosis consisting of a large portion (31%) of non-European samples across 14 biobanks worldwide as part of the Global Biobank Meta-Analysis Initiative …

症例は40歳，女性．主訴は血便．下部消化管内視鏡検査で盲腸粘膜下腫瘍様隆起を指摘．造影CTで盲腸に壁肥厚を認め，同部位はMRIの拡散強調画像で高信号を示した．虫垂癌の疑いで腹腔鏡下回盲部切除術を施行した．切除検体の肉眼的所見は，虫垂が盲腸内腔へ内反し，虫垂重積の所見だった．病理組織学的検査では固有筋層から漿膜下層に子宮内膜腺に類似した腺管が斑状に散在し，異所性子宮内膜症による虫垂重積と診断した．子宮内膜症による虫垂重積は稀な疾患であり，術前診断も困難とされる．今回，虫垂腫瘍と…

症例は45歳，女性．2012年12月，月経終了後より便秘傾向となり，嘔吐・腹痛のため当院内科外来を受診した．腹部CT検査よりS状結腸に高度狭窄を認めたため，経肛門的にイレウス管の挿入を試みるも，施行困難と判断し，外科紹介となった．同日，緊急手術を施行した．回腸および全結腸が著明に拡張しており，S状結腸に腫瘤を触れ，直腸および子宮に強度に癒着していた．S状結腸切除，D2郭清を施行した．術後，病理組織学的診断により腸管子宮内膜症と診断された．腸管子宮内膜症は，全子宮内膜症の10％…

Colorectal endometriosis · Lower rectum · Laparoscopically assisted low anterior resection A 34-year-old woman presented with pain during menstruation and was diagnosed with endometriosis of the lower rectum. Despite treatment with an LH-RH…

A 34-year-old woman presented with pain during menstruation and was diagnosed with endometriosis of the lower rectum. Despite treatment with an LH-RH agonist, she was unable to become pregnant and surgical removal of her endometriosis was r…

We present a female patient with sigmoid colon endome-triosis who was diagnosed correctly preoperatively and underwent minimally invasive surgery. She was admitted to our hospital with rectal bleeding and constipation. We performed several …

A case of endometriosis of the appendix and ileum is reported. A 42-year-old woman was seen at the hospital because of dizziness on October 13, 1997. Because mild anemia was noted in the laboratory data and occult blood reaction was positiv…