Hayashi S
No ORCID on file
· 21 papers in corpus
· active 1982-2025
Study types
- article 5
- case-report 4
- other 3
- preprint 2
Condition tags
- endometriosis 10
- infertility 3
- dysmenorrhea 2
- adenomyosis 1
- endometrioma 1
- die_deep_infiltrating 1
- disambig:endometritis 1
Top journals
Frequent coauthors
- Shigehiro Hayashi 14
- Kobayashi Y 7
- Shimoya K 6
- Nishiyama S 6
- Tsujioka H 6
- Goto M 5
- Maki Goto 5
- Nakamura H 4
- Morisada T 4
- Nakamura T 4
2025
ObjectivesThe initial learning curve is a barrier to introducing robotic surgery. Evidence regarding appropriate simulation programs that allow for a smooth introduction of gynecological robotic surgery remains limited.Materials and methods…
article
2025
as a rare cause of tubo-ovarian abscess, especially in patients with a history of dietary exposure and pre-existing endometriomas. Prompt surgical drainage and appropriate antibiotic therapy are key to preventing complications and preservin…
case-report
2024
The case report describes the management of endometriotic cysts in a woman taking adjuvant tamoxifen. A diagnosis of endometriosis was made at the age of 38, and the condition was initially managed with a low-dose estrogen-progestogen combi…
case-report
2024
Although adenomyosis is a benign uterine disease, it can turn malignant in rare instances. Cystic adenomyosis is a rare variation of adenomyosis, arising from which 8 cases of clear cell carcinoma have been reported. However, to the best of…
article
2023
Ovarian cancer is a malignant gynecologic disease rarely diagnosed in the early stages. Among the various types of ovarian cancer, clear cell carcinoma has a poor prognosis due to its malignant potential. MicroRNAs (miRNAs/miRs) regulate ge…
case-report
2022
Tamoxifen, a selective estrogen receptor modulator, is widely used as adjunctive therapy for women with breast cancer. However, tamoxifen has an agonistic effect on the endometrium and may be associated with endometrial proliferation, hyper…
article
2022
Abstract Background Endometriosis is a complex syndrome characterized by an estrogen-dependent chronic inflammatory process that affects 10% of women of reproductive age. Ovarian endometriosis (OE) is the most common lesion in endometriosis…
2022
preprint
2021
Abstract Background Endometriosis is a complex syndrome characterized by an estrogen-dependent chronic inflammatory process that affects 10% of women of reproductive age. Ovarian endometriosis (OE) is the most common lesion in endometriosis…
2021
ObjectiveTo optimize prediction for intestinal invasion of epithelial ovarian cancer. It is important to achieve debulking surgery to improve prognosis in ovarian cancer; intestinal resection is adopted if the cancer is invaded and resectab…
preprint
2021
Abstract Background: Ovarian cancer is a malignant gynecologic disease rarely diagnosed in the early stages. Among ovarian cancers, clear cell carcinoma has a poor prognosis due to its malignant potential. MicroRNAs (miRNAs) regulate ge…
2021
BACKGROUND Female genital plastic surgery is rare and requires specific patient anatomical information to successfully carry out the appropriate procedure for each female genital malformation. Performing endoscopic surgery can increase the …
2020
Evolution from the first life on earth to humans took ~3.8 billion years. During the time there have been countless struggles among the species. Mycobacterium tuberculosis was the last major uncontrollable species against the human public h…
other
2020
Repeated tissue injury and repair and fibrosis play a pivotal role in endometriosis. Fibrotic tissue consists of extracellular matrix proteins, regulated by transcriptional factors promoting cell proliferation and survival. Periostin is one…
2019
Pelvic inflammatory disease (PID) sometimes develops after intrauterine insemination (IUI). We herein present a case of PID which developed after IUI performed after abdominal modified radical trachelectomy (AmRT) and was treated with lapar…
article
2019
A 37-year-old woman experienced repeated catamenial hemoptysis. She had a history of intrauterine curettage. Computed tomography (CT) showed ground glass opacity (GGO) in the right upper lung lobe. We suspected pulmonary endometriosis and s…
other
2016
STUDY QUESTION: What are the characteristics of spontaneous endometriosis in cynomolgus monkeys? SUMMARY ANSWER: Spontaneous endometriosis in cynomolgus monkeys exhibited similar characteristics to the human disease. WHAT IS KNOWN ALREADY…
2010
Cancer stem-like cell subpopulations, referred to as "side-population" (SP) cells, have been identified in several tumors based on their ability to efflux the fluorescent dye Hoechst 33342. Although SP cells have been identified in the norm…
article
2005
OBJECTIVE: The objective of this study was to evaluate the presence of fractalkine in the ascites and the association between fractalkine levels in the ascites and endometriosis. METHODS: Peritoneal fluids and peripheral blood samples were …
case-report
1988
We report a case of noninvasive carcinoma of the gallbladder arising in the surface mucosa of localized type adenomyomatosis. It was first detected as a polypoid lesion during routine examination with ultrasonography. The gross appearance o…
other
1982
Fundamental and clinical studies were made on piperacillin (PIPC) and the results were obtained as follows. Serum and uterine tissue concentrations of PIPC were obtained from 36 to 215 minutes after intravenous single shot of 2 g of PIPC. T…