Takashi Yao

INTRODUCTION: While intestinal obstruction is common, intestinal endometriosis is relatively rare, making its etiology still poorly understood. We report a case of rectal obstruction caused by intestinal endometriosis with a frozen pelvis, …

Mesonephric-like adenocarcinoma is a rare neoplasm of the uterine corpus and ovary. Unlike prototypical mesonephric adenocarcinoma of the uterine cervix, which is considered of Wolffian origin, recent evidence suggests that mesonephric-like…

BACKGROUND: Endosalpingiosis in the lymph nodes of the mesocolon is very rare. We reported a case with appendiceal endometriosis who had endosalpingiosis in the lymph nodes of the mesocolon that was found during laparoscopic ileocecal resec…

症例は34歳，女性．開腹歴はなく，30歳時に子宮内膜症の診断を受けたことがあった．腹痛を主訴に前医を受診し，腸閉塞の診断で入院となり，イレウス管による保存的治療が施行された．小腸造影検査で回腸末端に狭窄像を認め，骨盤MRI検査では腸管子宮内膜症による小腸狭窄が強く疑われた．腸閉塞症状が軽快した後，精査加療目的で当院に紹介となった．回腸子宮内膜症に対してホルモン療法後に，腹腔鏡下手術を施行した．腹腔内を観察すると後膣円蓋と直腸前壁に子宮内膜症による軽度の癒着を認めた．また，回腸…

Malignant transformation of intestinal endometriosis occurring in the extraovarian sites is extremely rare. We report a very rare case of clear cell adenocarcinoma arising from endometriosis of the rectum. An 83-year-old woman was admitted …

Study question: To compare the pregnancy rate in patients submitted to FET (Frozen Embryos Transfer) of cleavage stage embryos (Group 1), or at the blastocyst stage (Group 2). Summary answer: Our data showed that the transfer of frozen blas…

AIM: The rate of oocyte decline follows a biphasic pattern, characterized by acceleration between 32 and 38 years old. Ovarian reserve is also affected by external factors, including ovarian disease and iatrogenic damage. The aim of this st…