T Justin Clark

No ORCID on file · 40 papers in corpus · active 2001-2026

Study types

  • article 14
  • review 7
  • other 6
  • rct 3
  • letter 2

Condition tags

  • endometriosis 17
  • chronic_pelvic_pain 10
  • bowel_endometriosis 2
  • dyspareunia 2
  • irritable_bowel_syndrome 1
  • dysmenorrhea 1
  • die_deep_infiltrating 1
  • adenomyosis 1
2026
Facts, views & vision in ObGyn ·doi:10.52054/fvvo.2026.414

"Buddy operating" is a subtype of dual operating described in the Clark model, where two surgeons of comparable proficiency collaborate during complex procedures. Potential benefits include improved surgical efficacy and safety, shared intr…

other 2026
Health technology assessment (Winchester, England) ·doi:10.3310/GJKC5715

BACKGROUND: Deep endometriosis causes significant pain which adversely affects quality of life and utilises healthcare and wider societal resources. Laparoscopic excision of endometriosis has shown to improve pain symptoms in observational …

other 2026
Facts, views & vision in ObGyn ·doi:10.52054/FVVO.2026.403
2025
BMJ open ·doi:10.1136/bmjopen-2024-096265

ObjectiveTo compare recovery after laparoscopic hysterectomy (LH) and abdominal hysterectomy (AH).DesignA parallel, open, non-inferiority, multicentre, randomised controlled, expertise-based surgery trial.Setting10 NHS (National Health Serv…

2025
Facts, views & vision in ObGyn ·doi:10.52054/fvvo.2025.236

Dual operating is increasingly recognised as a valuable strategy in complex gynaecological surgery. Models include supervising (trainer-trainee), buddy (comparable proficiency within a specialty), and inter-specialty (collaboration across s…

other 2025
Facts, views & vision in ObGyn ·doi:10.52054/FVVO.2025.010925
rct 2024
BMJ (Clinical research ed.) ·doi:10.1136/bmj-2023-079006

OBJECTIVES: To evaluate the clinical effectiveness of long acting progestogens compared with the combined oral contraceptive pill in preventing recurrence of endometriosis related pain. DESIGN: The PRE-EMPT (preventing recurrence of endome…

rct 2024
Health technology assessment (Winchester, England) ·doi:10.3310/SQWY6998

BACKGROUND: Endometriosis affects 1 in 10 women, many of whom have surgery for persistent pain. Recurrence of symptoms following an operation is common. Although hormonal treatment can reduce this risk, there is uncertainty about the best o…

article 2023
Trials ·doi:10.1186/s13063-023-07386-x

BACKGROUND: Endometriosis affects 190 million women and those assigned female at birth worldwide. For some, it is associated with debilitating chronic pelvic pain. Diagnosis of endometriosis is often achieved through diagnostic laparoscopy.…

other 2023
Journal of gynecology obstetrics and human reproduction ·doi:10.1016/j.jogoh.2023.102567

OBJECTIVE: To evaluate perioperative outcomes and symptom resolution in women undergoing Essure removal. METHODS: Single centre cohort study at a large University Teaching Hospital in the UK. Symptoms and Quality of life (QoL) were assesse…

2023
BMJ open ·doi:10.1136/bmjopen-2022-070218

IntroductionThere is uncertainty about the advantages and disadvantages of laparoscopic hysterectomy compared with abdominal hysterectomy, particularly the relative rate of complications of the two procedures. While uptake of laparoscopic h…

2023

BackgroundHeavy menstrual bleeding affects one in four women and negatively impacts quality of life. The levonorgestrel-releasing intrauterine system is an effective long-term treatment but is discontinued by many due to unpredictable bleed…

other 2023
EClinicalMedicine ·doi:10.1016/j.eclinm.2023.101995

BACKGROUND: Heavy menstrual bleeding affects one in four women and negatively impacts quality of life. Ulipristal acetate is prescribed to treat symptoms associated with uterine fibroids. We compared the effectiveness of ulipristal acetate …

2022
BMC women's health ·doi:10.1186/s12905-022-01843-6

BackgroundIt is estimated that between 12 to 25% of women who undergo an endometrial ablation for heavy menstrual bleeding (HMB) are dissatisfied after two years because of recurrent menstrual bleeding and/or cyclical pelvic pain, with arou…

article 2021
European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/j.ejogrb.2021.04.007

ObjectiveInvestigate factors that influence quality of life after laparoscopic excision of deep rectovaginal endometriosis.Study designA multicentre prospective cohort study involving 63 hospitals accredited as British Society for Gynaecolo…

preprint 2021
·doi:10.22541/au.163256909.93155355/v1

Objective: To determine the impact of the COVID-19 pandemic on surgery for severe endometriosis in the UK at a national, regional and centre-level. Design: Population-based national cohort study. Population: All women undergoing endometrios…

article 2020
Lancet (London, England) ·doi:10.1016/s0140-6736(20)31693-7

BACKGROUND: Chronic pelvic pain affects 2-24% of women worldwide and evidence for medical treatments is scarce. Gabapentin is effective in treating some chronic pain conditions. We aimed to measure the efficacy and safety of gabapentin in w…

other 2019
BJOG: An International Journal of Obstetrics & Gynaecology ·doi:10.1111/1471-0528.15604
2019
European journal of obstetrics & gynecology and reproductive biology: X ·doi:10.1016/j.eurox.2019.100054

ObjectivesTo assess changes in quality of life after laparoscopic removal of Essure® sterilization devices (Bayer AG, Leverkusen, Germany).Study designIn this prospective observational study in an academic research hospital, 80 women with n…

article 2018
BMJ open ·doi:10.1136/bmjopen-2017-018924

OBJECTIVE: To estimate the effectiveness and safety of laparoscopic surgical excision of rectovaginal endometriosis. DESIGN: A multicentre, prospective cohort study. SETTING: 51 hospitals accredited as specialist endometriosis centres. PART…

review 2017
The Cochrane database of systematic reviews ·doi:10.1002/14651858.cd011126.pub2

BACKGROUND: Focal abnormalities most commonly acquired within the uterine cavity include endometrial polyps (arising from the endometrium) and submucous fibroids (arising from the myometrium). These benign abnormalities can cause several pr…

letter 2016
BJOG: An International Journal of Obstetrics & Gynaecology ·doi:10.1111/1471-0528.13854

Schliep and colleagues (BJOG 2016; 124:220–9) have undertaken a pragmatic study to examine the reliability of endometriosis diagnoses by comparing 46 general gynaecologists with four gynaecologists with specific expertise in endometriosis. …

article 2015
·doi:10.1007/s10397-015-0921-5
review 2015
·doi:10.1111/medu.12816

CONTEXT: An increasing number of graduating students are unable to competently and confidently perform a pelvic examination. Gynaecology teaching associates (GTAs) teach technical and communication skills and offer immediate feedback. The o…

review 2012
Best practice & research. Clinical obstetrics & gynaecology ·doi:10.1016/j.bpobgyn.2012.12.001

Gynaecological surgery is constantly evolving. To inform practice with high-impact research, clinicians need to focus on areas of importance. Surveys of specialist members of the British Society of Gynaecological Endoscopy have revealed a r…