Yong Jin Na

ORCID: 0000-0001-6842-3139 · 21 papers in corpus
guideline 2025
Clinical evaluation and management of endometriosis: 2024 guideline for Korean patients from the Korean Society of Endometriosis
Obstetrics & Gynecology Science ·doi:10.5468/ogs.24242

Endometriosis, a prevalent but debilitating condition affecting women, poses significant challenges in diagnosis and management. The current 2024 guideline, developed by the Korean Society of Endometriosis (KSE), builds upon the 2018 KSE gu…

observational 2025
Comparing programmed, modified natural and natural cycle frozen embryo transfer on obstetric outcomes in polycystic ovary syndrome: a national cohort study
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-025-03523-4

PURPOSE: Polycystic ovary syndrome (PCOS) is a common endocrine disorder associated with adverse reproductive and obstetric outcomes, particularly in pregnancies achieved through assisted reproductive technologies. This study aimed to compa…

observational 2025
Correlation between serum anti-Müllerian hormone levels and radiological markers assessed using ultrasonography and magnetic resonance imaging in patients with unilateral endometrioma: a retrospective study in Korea
·doi:10.7180/kmj.25.108

Background: This study aimed to evaluate ovarian reserve in patients with unilateral endometrioma by exploring correlations between serum anti-Müllerian hormone (AMH) levels and imaging markers derived from ultrasonography and magnetic reso…

observational 2025
Obstetric outcomes following artificial and natural cycle frozen embryo transfer in patients with and without endometriosis: a national cohort study
BMC pregnancy and childbirth ·doi:10.1186/s12884-025-08314-4

BACKGROUND: Endometriosis is a common cause of infertility in women of reproductive age, and many affected women require assisted reproductive technology (ART) to conceive. It is also associated with increased risks of adverse obstetric com…

nonrandomized-trial 2025
The conservative management of ovarian endometrioma using cyst aspiration followed by dienogest medication: a pilot study
·doi:10.7180/kmj.24.149

Background: The aim of this study was to evaluate the efficacy of ultrasonography-guided cyst aspiration followed by dienogest medication in the management of endometriomas in selected patients.Methods: This study included 38 female patient…

observational 2024
Obstetric and Perinatal Outcomes in 44,118 Singleton Pregnancies: Endometrial Preparation Methods for Frozen-Thawed Embryo Transfer
Journal of Korean medical science ·doi:10.3346/jkms.2024.39.e282

BACKGROUND: This study aimed to investigate the obstetric and perinatal outcomes of singleton deliveries following frozen embryo transfer (FET) cycles using different endometrial preparation methods. METHODS: We analyzed data on 44,118 sin…

2019
Is Long-Term Dienogest Treatment Tolerable in Korea?
·doi:10.26420/austinjobstetgynecol.2019.1131

Aim: To evaluate the adverse events and tolerability of dienogest administration over an 18-month period for a prevention of recurrent symptoms and lesions after surgery for endometriosis.

other 2016
Tissue injuries after single-port and multiport laparoscopic gynecologic surgeries: A prospective multicenter study
Experimental and therapeutic medicine ·doi:10.3892/etm.2016.3600

The present study focused on the degree of tissue injury following single-port laparoscopic surgery (SPLS) and multiport laparoscopic surgery (MPLS) for the treatment of various benign gynecologic diseases. A total of 228 patients were pros…

2015
GG-25 : Septic shock complicated by intrauterine necrosis of adenomyosis: A case report with literature review
lab-animal 2013
Expression of CD44 in endometrial stromal cells from women with and without endometriosis and its effect on the adherence to peritoneal mesothelial cells
Obstetrics & Gynecology Science ·doi:10.5468/ogs.2013.56.2.102

OBJECTIVE: This study was performed to compare the expression of CD44 in endometrial stromal cells (ESCs) of women with and without endometriosis and to evaluate the role of CD44 in the adherence of ESCs to peritoneal mesothelial cells (PMC…

2012
ISP-7-6 Curcumin Attenuates TNF-α-Induced Expression of Intercellular Adhesion Molecule-1, Vascular Cell Adhesion Molecule-1 and Pro-inflammatory Cytokines in Human Endometriotic Stromal Cells(Group 7 Reproduction,IS Poster,International Session)
2011
IS-82 Hypoxia induces expression of COX-2 through the homeodomain transcription factor CDX2 and orphan nuclear receptor SHP in human endometriotic stromal cells(Group10 Reproduction4,International Session)
2011
IS-87 The inhibitory effect of green tea polyphenol epigallocatechin gallate (EGCG) and curcumin on the inflammation of endometriosis(Group10 Reproduction4,International Session) :
2011
IS-88 Expression of CD44 in endometrial cells and correlation with adherence to peritoneal mesothelial cells from women with and without endometriosis(Group10 Reproduction4,International Session)
2011
ISO-12 The pharmacological NF-κB inhibitor BAY11-7085 suppresses the expression of intercellular adhesion molecule-1 and vascular cell adhesion molecule-lin TNF-α-stimulated human endometriotic stromal cells(Group3 Reproduction,International Session : Oral Presentation)
2008
A case of inguinal endometriosis in the absence of previous gynecologic surgery
2007
Pathogenesis of Endometriosis: Early Lesion Formation.
lab-animal 2006
The effects of peritoneal fluid from patients with advanced endometriosis on HLA-DR expression of monocytes.

Objective: Endometriosis is a common gynecologic disorder characterized by the presence of endometrial tissue outside the uterine cavity. Many theories have been suggested to explain the mechanism for the development of this disease. Althou…

2002
Program calender: VIII world congress on endometriosis
·doi:10.1016/s0015-0282(02)02983-7
2001
IS-64 Modulation of Apoptosis of Polymorphonuclear Leukocyte by Plasma and Peritoneal Fluid from Patients with Endometriosis
observational 2000
Relationships between concentrations of tumor necrosis factor-alpha and nitric oxide in follicular fluid and oocyte quality
Journal of assisted reproduction and genetics ·doi:10.1023/a:1009495913119

PURPOSE: Our objective was to explain a relationship between concentrations of tumor necrosis factor-alpha (TNF-alpha) and nitric oxide (NO) in follicular fluid, oocyte quality, and outcomes of in vitro fertilization--embryo transfer (IVF-E…