Mikkel Seyer‐Hansen

ORCID: 0000-0002-6595-4636 · 31 papers in corpus
rct 2026
European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/j.ejogrb.2026.115350

OBJECTIVE: To compare surgery and assisted reproductive technology (ART) treatment on reproductive outcomes among women with rectosigmoid endometriosis. DESIGN: Multicenter, parallel-group, non-blinded, randomized controlled trial. SETTIN…

observational 2026
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.70290

INTRODUCTION: Deep endometriosis (DE) involving the bowel presents a complex management challenge. While surgery is often emphasized, limited evidence exists on long-term outcomes of conservative (non-surgical) management. This study aimed …

observational 2026
·doi:10.1186/s12905-026-04821-4

Background: Endometriosis and adenomyosis are common, debilitating conditions frequently associated with delayed diagnosis and fragmented care-based pathways. In Denmark, two highly specialized centres provide advanced endometriosis treatme…

qualitative 2026
The European journal of general practice ·doi:10.1080/13814788.2026.2648318

INTRODUCTION: Endometriosis is a chronic, systemic condition affecting 5-10% of individuals assigned female at birth. Due to its non-specific symptoms, diagnosis is often delayed. OBJECTIVES: This study aims to explore diagnostic challenge…

2024
·doi:10.1038/s44294-024-00048-6

Endometriosis affects approximately 190 million women globally. Many individuals with endometriosis face complex journeys through the healthcare system, set against a backdrop of historically underfunded research into women’s health. This s…

other 2022
BMJ open ·doi:10.1136/bmjopen-2021-052877

INTRODUCTION: Deep infiltrating endometriosis (DIE) affecting the rectum or sigmoid colon is associated with infertility, severe pain and decreased quality of life. As most women with DIE are young, many have a pregnancy intention. Treatmen…

case-report 2022
Ugeskrift for laeger

Extrapelvic endometriosis is a rare type of endometriosis. The diagnosis can be challenging, especially if the patient lacks characteristic endometriosis symptoms. This case report presents a 27-year-old woman diagnosed with both primary um…

other 2022
European journal of obstetrics, gynecology, and reproductive biology ·doi:10.1016/j.ejogrb.2022.12.004

OBJECTIVE: The aim of the study was to investigate pregnancy and live birth rate after surgical resection of rectosigmoid deep infiltrating endometriosis (DIE), and study if complications affect these rates. STUDY DESIGN: Historical case s…

other 2021
Journal of Minimally Invasive Gynecology ·doi:10.1016/j.jmig.2021.05.019

STUDY OBJECTIVE: To present 10 standardized and reproducible surgical steps allowing for complete excision of deep endometriosis nodules involving the sciatic nerve. DESIGN: Surgical education video. The local institutional review board co…

other 2020
Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland ·doi:10.1111/codi.15485

AIM: The aim was to assess the functional outcome and quality of life in patients with low and mid rectal endometriosis who have undergone disc excision using a semicircular transanal staple device, a procedure we have named the Rouen techn…

other 2020
Journal of Minimally Invasive Gynecology ·doi:10.1016/j.jmig.2020.10.018

STUDY OBJECTIVE: To assess 1-year postoperative outcomes of surgery for deep endometriosis involving the sacral roots and sciatic nerve. DESIGN: Retrospective case series. SETTING: Three referral centers. PATIENTS: Fifty-two women. INTE…

other 2019
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.13619

INTRODUCTION: Deep infiltrating endometriosis is a common cause of pelvic pain. However, some patients have limited problems that may be controlled by medical treatment, so avoiding the potentially severe complications of major surgery. Thi…

2018
observational 2018
Diseases of the colon and rectum ·doi:10.1097/dcr.0000000000000970

BACKGROUND: Surgery for rectosigmoid endometriosis carries a substantial risk of short- and long-term complications, which has to be counterbalanced against the potential effect of the procedure. Prospective data are scarce in the field of …

observational 2018
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.13253

INTRODUCTION: Women with endometriosis often experience pain and infertility. Medical treatment interferes with the possibility of attaining pregnancy. For infertile women with endometriosis, surgery is a possible treatment, but with advanc…

observational 2018
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.13468

INTRODUCTION: Altogether 10% of all women of fertile age suffer from endometriosis, and up to 25% of these women require assisted reproductive technology (ART) to conceive. During ART the process of controlled ovarian stimulation causes hig…

2017
observational 2017
Human Reproduction ·doi:10.1093/humrep/dex248

STUDY QUESTION: Is it possible to develop a validated score that can identify women with Bowel Endometriosis Syndrome (BENS) and be used to monitor the effect of medical and surgical treatment? SUMMARY ANSWER: The BENS score can be used to…

observational 2017
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.13094

INTRODUCTION: The aim of the study was to assess the risk of surgery after initial conservative treatment of rectosigmoid endometriosis in relation to demographic data. MATERIAL AND METHODS: The study was conducted on the tertiary endometr…

meta-analysis 2017
Acta obstetricia et gynecologica Scandinavica ·doi:10.1111/aogs.13152

INTRODUCTION: Reduced fertility is a major concern in women with endometriosis. The influence of surgery of deep infiltrating endometriosis (DIE) affecting the bowel wall on fertility is controversial and the literature on this field is het…

other 2016
BJOG: An International Journal of Obstetrics & Gynaecology ·doi:10.1111/1471-0528.14230
other 2016
Gynecologic and obstetric investigation ·doi:10.1159/000447513

AIMS: The study aimed to assess the diagnostic value of serial monitoring of biochemical inflammatory markers (C-reactive protein (CRP) and white blood cell (WBC) count) in the postoperative diagnosis of anastomotic leakage or ureteral inju…

2016
·doi:10.1002/uog.16643

An ongoing study from our group relates growth of rectosigmoid endometriosis to the patient's symptoms of disease. For that reason, there is a need for knowledge of the intra- and interobserver variation when measuring growth of rectosigmoi…

observational 2016
BJOG: An International Journal of Obstetrics & Gynaecology ·doi:10.1111/1471-0528.13975

OBJECTIVE: To assess urinary, sexual, and bowel function before and after laparoscopic bowel resection for rectosigmoid endometriosis. DESIGN: Prospectively collected data regarding the function of the pelvic organs. SETTING: Tertiary end…

2015

The Cochrane collaboration has published two reviews on endometriosis in 2014. The review by Duffy et al analyses ten RCTs focussing on pain or subfertility, and laparoscopic surgery results in lower pain scores and increased clinical pregn…