Ken-Ichirou Morishige

other 2026

Correction to: Efficacy and Safety of 48-Week Low-Dose Dienogest Treatment in Patients with Endometriosis-Associated Dysmenorrhea: A Randomized, Open-Label, Parallel-Group Trial

Advances in therapy ·doi:10.1007/s12325-025-03464-5

rct 2025

Efficacy and Safety of 48-Week Low-Dose Dienogest Treatment in Patients with Endometriosis-Associated Dysmenorrhea: A Randomized, Open-Label, Parallel-Group Trial

Advances in therapy ·doi:10.1007/s12325-025-03397-z

INTRODUCTION: Dienogest (DNG) is widely used to manage endometriosis-associated pain; however, long-term data comparing low and standard doses are limited. Therefore, this study aimed to evaluate the efficacy and safety of 48-week DNG treat…

other 2025

Evaluating the Efficacy and Safety of 48-Week Low-Dose Dienogest Administration in Patients With Dysmenorrhea Caused by Endometriosis: Protocol for a Randomized, Open-Label, Parallel-Group Trial

JMIR research protocols ·doi:10.2196/66246

BACKGROUND: The treatment of endometriosis includes analgesics, hormone therapy, and surgery. Even after surgical removal of endometriotic lesions, the risk of recurrence remains high once the normal menstrual cycle resumes. Therefore, long…

preprint 2024

Evaluating the Efficacy and Safety of 48-Week Low-Dose Dienogest Administration in Patients With Dysmenorrhea Caused by Endometriosis: Protocol for a Randomized, Open-Label, Parallel-Group Trial (Preprint)

·doi:10.2196/preprints.66246

BACKGROUND The treatment of endometriosis includes analgesics, hormone therapy, and surgery. Even after surgical removal of endometriotic lesions, the risk of recurrence remains high once the normal menstrual cycle resumes. Therefore, long…

article 2020

MR findings for differentiating decidualized endometriomas from seromucinous borderline tumors of the ovary

Abdominal radiology (New York) ·doi:10.1007/s00261-020-02412-x

PurposeDecidualized endometriomas (DEs) and seromucinous borderline tumors (SMBTs) exhibit similar MR findings including markedly hyperintense mural nodules within endometriotic cysts on T2-weighted images. The present study aimed to assess…

case-report 2019

High-grade serous ovarian carcinoma with mucinous differentiation: report of a rare and unique case suggesting transition from the "SET" feature of high-grade serous carcinoma to the "STEM" feature

Diagnostic pathology ·doi:10.1186/s13000-019-0781-9

BACKGROUND: High-grade serous carcinoma, a representative high-grade ovarian carcinoma, is believed to be closely associated with a TP53 mutation. Recently, this category of ovarian carcinoma has gained increasing attention owing to the rec…

other 2016

Clear cell carcinoma of the ovary: comparison of MR findings of histological subtypes

Abdominal radiology (New York) ·doi:10.1007/s00261-016-0777-9

PURPOSE: To retrospectively compare the MR findings of histological subtypes of clear cell carcinomas (CCCs) of the ovary. MATERIALS AND METHODS: This single-center retrospective study was approved by the institutional review board, and th…