Woo Jin Ko

ORCID: 0000-0002-1610-5355
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About
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Research Areas
  • Prostate Cancer Diagnosis and Treatment
  • Urinary Bladder and Prostate Research
  • Prostate Cancer Treatment and Research
  • Pelvic floor disorders treatments
  • Urological Disorders and Treatments
  • Bladder and Urothelial Cancer Treatments
  • Sexual function and dysfunction studies
  • Urologic and reproductive health conditions
  • Ureteral procedures and complications
  • Pelvic and Acetabular Injuries
  • Hormonal and reproductive studies
  • Organ Donation and Transplantation
  • Cancer, Lipids, and Metabolism
  • Abdominal Surgery and Complications
  • Genital Health and Disease
  • Anorectal Disease Treatments and Outcomes
  • Urinary and Genital Oncology Studies
  • Pharmacovigilance and Adverse Drug Reactions
  • Hernia repair and management
  • Metastasis and carcinoma case studies
  • Cervical Cancer and HPV Research
  • Gastrointestinal disorders and treatments
  • Nausea and vomiting management
  • Pharmacy and Medical Practices
  • Reconstructive Surgery and Microvascular Techniques

National Health Insurance Service
2012-2024

National Health Insurance Service Ilsan Hospital
2012-2024

Yonsei University
2001-2018

Gangnam Severance Hospital
2013

Columbia University Irving Medical Center
2012

Columbia University
2011

Prostate cancer (PCa) is the second most frequently diagnosed in male. In South Korea, PCa incidence has increased significantly, while its mortality rate decreased steadily. To optimize distribution of public medical resources, it essential to analyze contemporary epidemiology PCa. National population data from Health Insurance Statistical Yearbook and annual report national registration statistics Korea were assessed. From data, incidence, prevalence, rates calculated. The presented with...

10.1016/j.prnil.2015.06.003 article EN cc-by-nc-nd Prostate International 2015-07-18

Retroperitoneoscopy assisted live donor nephrectomy has become standard based on our experience with 103 consecutive cases operated between January 1993 and May 2000. We describe the advantages of retroperitoneoscopy compared to laparoscopic nephrectomy.After performing more than 1,200 open (S. C. Y.), we combined surgery develop a specific technique minilaparotomy nephrectomy. Operations were performed by 1 senior surgeon assistant, help specially designed piercing abdominal peritoneal...

10.1016/s0022-5347(05)66436-1 article EN The Journal of Urology 2001-04-01

Purpose: To compare the efficacy and safety of sildenafil 25 mg qd, bid or 50 qd – on treating lower urinary tract symptoms with benign prostatic hyperplasia (LUTS/BPH).Materials methods: Men aged > 45 years LUTS/BPH were randomly assigned to receive (n = 42), 41), 38) placebo 41) for 8 weeks. Changes from baseline in International Prostate Symptom Score (I-PSS), maximum flow rate (Qmax) postvoid residual urine volume (PVR) assessed at week 4 8.Results: Sildenafil (-7.3 ± 5.8) (-7.0 5.7)...

10.1080/13685538.2016.1204290 article EN The Aging Male 2017-02-21

To evaluate the prevalence of bladder neck contracture (BNC) and its risk factors in patients undergoing radical prostatectomy Korea.We analyzed data from 488 with prostatic cancer who underwent performed by seven surgeons hospitals, including 365 open prostatectomies (ORPs), 99 laparoscopic (LRPs), 24 robot-assisted (RARPs). Patients BNCs were compared those without to identify for BNC occurrence.Overall, occurred 21 (4.3%): 17 (4.7%) ORP, 4 (4%) LRP, no RARP. In univariate analysis, men...

10.4111/kju.2013.54.5.297 article EN Korean journal of urology 2013-01-01

To compare the clinical efficacy of anticholinergics for managing diabetes mellitus-associated overactive bladder (DM OAB) versus idiopathic (OAB) in Korean women.We conducted a multicenter, prospective, parallel-group, open-label, 12-week study. Women (20-65 years old) with OAB symptoms over 3 months were assigned to DM and groups. Changes Overactive Bladder Symptom Score (OABSS), urgency, urinary urgency incontinence, nocturia, daytime frequency according voiding diary, uroflowmetry,...

10.5213/inj.1834982.491 article EN cc-by-nc International Neurourology Journal 2018-03-29

WHAT'S KNOWN ON THE SUBJECT? AND WHAT DOES STUDY ADD?: Incremental nerve-sparing techniques (NSTs) improve postoperative erectile function after robot-assisted radical prostatectomy (RARP). However, there are no studies to date that histologically confirm the surgeon intended NST. Thus, in present study, we confirmed performed nerve preservation as his NSTs during RARP. Also, found was more variability fascia width outcome on left side compared with right. Therefore, when performing...

10.1111/j.1464-410x.2012.11393.x article EN BJU International 2012-08-20

Aged 65-69 YearsProstate cancer is the most common type of male worldwide.Although radical prostatectomy (RP) advised for prostate in patients with a life expectancy more than 10 years by various guidelines, elderly men still do not undergo procedure regardless increasing expectancy.This study aimed to determine whether RP suitable aged 75 or older.A retrospective who underwent at 6 institutions between 2005 and 2012 was conducted.Patients were divided into 2 groups time surgery: (younger...

10.3346/jkms.2016.31.6.957 article EN cc-by-nc Journal of Korean Medical Science 2016-01-01

Objective: To determine whether radical prostatetomy (RP) is suitable for prostate cancer patients with age ≥75 years in comparison to primary androgen deprivation therapy (PADT).Patients and methods: A cohort study was conducted clinically localized of who underwent RP or PADT at six institutions from 2005 2013. Patients had less than 12 months follow-up, received neoadjuvant adjuvant were excluded. We compared clinical characteristics, cancer-specific overall survivals, post-treatment...

10.1080/13685538.2017.1365122 article EN The Aging Male 2017-08-22

The da Vinci Surgical System (dVSS) has been reported to eliminate innate hand dominance of the surgeon. There are no studies date, however, that specifically address whether dVSS its own inherent "handedness" resulting from fixed left-right preference specific instrument docking and assistant positioning. We identified pelvic lymph node (LN) neurovascular bundle (NVB) dissections as well positive surgical margin rates procedure points during robot-assisted radical prostatectomy (RARP) could...

10.1089/end.2012.0065 article EN Journal of Endourology 2012-04-20

Background: Penile cancer is a rare malignancy associated with high rates of mortality and morbidity.Currently, the efficacy adjuvant treatment (AT), including radiotherapy chemotherapy, for penile remains unclear.Therefore, we investigated prognostic factors outcomes AT in consecutive patients who underwent penectomy at multiple Korean institutions between 1999 2013.Methods: was defined as administration radiotherapy, or both within 12 months after initial treatment.All were divided into...

10.3346/jkms.2018.33.e233 article EN cc-by-nc Journal of Korean Medical Science 2018-01-01

Abstract Introduction: Hyperlipidemia has been associated with increased risk of advanced stage and high Gleason grade prostate cancer (PCa), yet the underlying mechanism is not completely understood. Quaking (QKI) an RNA-binding protein (RBP) that regulate lipid metabolism. For PCa, QKI overexpression chance metastatic recurrence. Method: We performed RNA sequencing tissues hyperlipidemia (n = 12) normolipidemia (n=32). Tissue samples were acquired by MRI-US fusion targeted biopsy. DESeq2...

10.1158/1538-7445.am2022-2270 article EN Cancer Research 2022-06-15

The present study aimed to evaluate the indications for a second prostate biopsy in patients suspected with cancer after an initial negative biopsy. included 421 who underwent repeat between January 2007 and December 2015 at three hospitals. Clinicopathological data, including patient age, body mass index, history of biopsy, volume, prostate-specific antigen (PSA) level, PSA density, velocity, fluctuation patterns, were analyzed. stratified into two groups based on first pattern...

10.1016/j.prnil.2016.12.002 article EN cc-by-nc-nd Prostate International 2016-12-23

To analyze the degree of psychological distress experienced pre- and postoperatively in patients who underwent radical prostatectomy after being diagnosed with prostate cancer.

10.4111/icu.20230286 article EN cc-by-nc Investigative and Clinical Urology 2024-01-01

Two examples of the rare case complete duplicated collecting system with lower pole ureteropelvic junction obstruction are described. Ureteropelvic (UPJO) and systems seldom occur in combination. Complete duplication ureter may be asymptomatic or recognized when complications develop as a result reflux into upper an ectopic ureterocele. It is difficult to choose optimal therapy due high variability function, degree obstruction, damage potential for regeneration growing kidneys. The diagnosis...

10.3349/ymj.2001.42.5.553 article EN Yonsei Medical Journal 2001-01-01

Bladder urothelial carcinoma typically occurs in individuals their sixties or seventies: it rarely persons <20 years old. Moreover, young patients, bladder lesions are reported to be solitary and nonmuscle invasive, with low malignant potential. However, 13% of this age group noninvasive high-grade papillary but these extremely rare children <15 years. There is no specific consensus regarding treatment adolescent. In particular, method has been suggested for follow-up carcinoma. Therefore we...

10.22465/kjuo.2016.14.3.181 article EN The Korean Journal of Urological Oncology 2016-12-27

Purpose: Adverse drug events (ADEs) are associated with high health and financial costs have increased as more elderly patients treated multiple medications emerge in an aging society.It has thus become challenging for physicians to identify drugs causing adverse events.This study proposes a novel approach that can improve clinical decision making recommendations on ADE causative based patient information, previous cases. Materials Methods:We introduce personalized learning detecting...

10.3349/ymj.2017.58.6.1229 article EN cc-by-nc Yonsei Medical Journal 2017-01-01

Background: There is no clear consensus on the optimal treatment with curative intent for patients positive surgical margins (PSMs) following radical prostatectomy (RP).The aim of this study was to investigate perceptions and patterns Korean urologists regarding resection margin after RP.Methods: A preliminary questionnaire prepared by analyzing various studies RP.Eight experienced finalized 10-item questionnaire.In July 2019, final delivered via e-mail 105 in Korea who specialize urinary...

10.3346/jkms.2021.36.e256 article EN cc-by-nc Journal of Korean Medical Science 2021-01-01

You have accessJournal of UrologyProstate Cancer: Localized: Surgical Therapy IV1 Apr 2016PD37-07 METABOLIC SYNDROME AND POOR SURVIVAL IN PATIENTS OF LOCALLY-ADVANCED PROSTATE CANCER AFTER RADICAL PROSTATECTOMY Woo Jin Ko, Hyun Ho Han, Tag Keun Yoo, Tae Hee Oh, Duk Yoon Kim, Dong Deuk Kwon, Seok-Soo Byun, Sun Il and Young Jung KoWoo Ko More articles by this author , HanHyun Han YooTag Yoo OhTae Oh KimDuk Kim KwonDong Kwon ByunSeok-Soo Byun KimSun JungTae View All Author...

10.1016/j.juro.2016.02.1146 article EN The Journal of Urology 2016-03-28
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