Elin Marthinussen Gustavsen,
Stig Norderval,
Liv Marit Rønning Dørum,
Eva Stensland,
Ellinor Christin Haukland,
Yohannes Tesfay
et al.:
Impact of timing of adjuvant chemotherapy initiation on survival for elderly patients with stage III colon cancer in Norway – a register-based cohort study
BMC Cancer 14. October 2025
DOI
Elin Marthinussen Gustavsen,
Stig Norderval,
Liv Marit Rønning Dørum,
Aina Balto,
Ragnhild Heimdal,
Barthold Gisle Vonen
et al.:
Socioeconomic and geographic variation in adjuvant chemotherapy among elderly patients with stage III colon cancer in Norway – a national register-based cohort study
Research in Health Services and Regions 2024
DOI /
ARKIV
Kathinka Schmidt Slørdahl,
Aina Balto,
Marianne Guren,
Arne Wibe,
Hartwig Kørner,
Stig Norderval
et al.:
Patient-reported outcomes after treatment for rectal cancer - A prospective nationwide study
Tone Prøsch-Bilden,
Stig Norderval
:
Norsk register for analinkontinens NRA – registeret for de tause pasientene
Norsk Epidemiologi 20. October 2023
DOI
Elisabeth Myrseth,
Petter Fosse Gjessing,
Linn Såve Nymo,
Hartwig Kørner,
Jan Terje Kvaløy,
Stig Norderval
:
Laparoscopic rectal cancer resection yields comparable clinical and oncological results with shorter hospital stay compared to open access: a 5-year national cohort
International Journal of Colorectal Disease 2023
DOI /
ARKIV
Linda Bergestuen,
Thomas A. Waksvik Moger,
Kjersti Oterhals,
Frank Pfeffer,
Torunn Kristin Nestvold,
Stig Norderval
et al.:
Translation and validation of the Norwegian version of the postoperative quality of recovery score QoR-15
Acta Anaesthesiologica Scandinavica 2023
DOI /
ARKIV
Elisabeth Myrseth,
Linn Såve Nymo,
Petter Fosse Gjessing,
Stig Norderval
:
Diverting stomas reduce reoperation rates for anastomotic leak but not overall reoperation rates within 30 days after anterior rectal resection: a national cohort study
International Journal of Colorectal Disease 2022
DOI /
ARKIV
Louis de Weerd,
Bard Bakkehaug,
Malgorzata Gosciewska,
Stig Norderval
:
A New Extraperitoneal Method for Entero-atmospheric Fistula Closure Using a Free Muscle Flap
Plastic and reconstructive surgery. Global open 2021
DOI
Christian Rushfeldt,
Mats Anthony Nordbø,
Sonja Eriksson Steigen,
Trond Dehli,
Petter Fosse Gjessing,
Stig Norderval
:
Endoscopic full-thickness dissection (EFTD) in the rectum: a case series
Techniques in Coloproctology 2021
DOI /
ARKIV
Michaela Tencerova,
Lilli Lundby,
Steen Buntzen,
Stig Norderval,
Helene Tarri Hougaard,
Bodil Ginnerup Pedersen
et al.:
Molecular differences of adipose-derived mesenchymal stem cells between non-responders and responders in treatment of transphincteric perianal fistulas
Stem Cell Research & Therapy 2021
DOI /
ARKIV
Elisabeth Myrseth,
Linn Såve Nymo,
Petter Fosse Gjessing,
Hartwig Kørner,
Jan Terje Kvaløy,
Stig Norderval
:
Lower conversion rate with robotic assisted rectal resections compared with conventional laparoscopy; a national cohort study
Stig Norderval,
Torunn Annie Pedersen,
Rowan J. Collinson
:
Anal Sphincter Length as Determined by 3-Dimensional Endoanal Ultrasound and Anal Manometry: A Study in Healthy Nulliparous Women
Journal of ultrasound in medicine 2020
DOI /
ARKIV
Louis de Weerd,
Sven Weum,
Malgorzata Gosciewska,
Stig Norderval,
J. Kjæve
:
Lukking av fistel ved å tenke utenfor boksen
Kirurgen 2020
Stig Norderval,
Mona Birgitte Rydningen,
Ragnhild Sørum Falk,
Arvid Stordahl,
Hege Hølmo Johannessen
:
Strong agreement between interview-obtained and self-administered Wexner and St. Mark's scores using a single questionnaire
International Urogynecology Journal 2019
DOI
Hans Wasmuth,
Arne Engebreth Færden,
Tor Åge Myklebust,
Frank Pfeffer,
Stig Norderval,
Rolf Riis
et al.:
Transanal total mesorectal excision for rectal cancer has been suspended in Norway
Sylvi Stenersen Hovdenak,
Ida Katrine R Hatlevik,
Kristian Bartnes,
Inger-Heidi Bjerkli,
Stig Norderval,
Tone Nordøy
:
The Practically Wise Medical Teacher: Medical Education at the University of Tromsø – A Norwegian Case
Linn Såve Nymo,
Stig Norderval,
Morten Tandberg Eriksen,
Hans Wasmuth,
Hartwig Kørner,
Bjørn Atle Bjørnbeth
et al.:
Short-term outcomes after elective colon cancer surgery: an observational study from the Norwegian registry for gastrointestinal and HPB surgery, NoRGast
Mona Birgitte Rydningen,
Stine Linlu Riise,
Tom Wilsgaard,
Rolv-Ole Lindsetmo,
Stig Norderval
:
Sacral neuromodulation for combined faecal and urinary incontinence following obstetric anal sphincter injury
Colorectal Disease 2018
DOI
Kristoffer Lassen,
Linn Såve Nymo,
Hartwig Kørner,
Kevin Otto Thon,
Torkil Grindstein,
Hans Wasmuth
et al.:
The New National Registry for Gastrointestinal Surgery in Norway: NoRGast
Scandinavian Journal of Surgery 2018
DOI /
ARKIV
Stig Norderval,
Lilli Lundby,
H. Hougaard,
Steen Buntzen,
Sven Weum,
Louis de Weerd
:
Efficacy of autologous fat graft injection in the treatment
of anovaginal fistulas
Techniques in Coloproctology 28. December 2017
DOI
Mona Birgitte Rydningen,
Trond Dehli,
Tom Wilsgaard,
Astrid Rydning,
Merethe Kumle,
Rolv-Ole Lindsetmo
et al.:
Sacral neuromodulation compared with injection of bulking agents for faecal incontinence following obstetric anal sphincter injury – a randomized controlled trial
Colorectal Disease 2017
DOI
Hege Hølmo Johannessen,
Stig Norderval,
Arvid Stordahl,
Ragnhild Sørum Falk,
Arne Wibe
:
Interview-based versus self-reported anal incontinence using St Mark's incontinence score
International Urogynecology Journal 2017
DOI
Mercy Varghese,
Geir Torvik Jørgensen,
Camilla Aune,
Ragnhild Bergan,
Stig Norderval,
Jarl Moland
:
Primary aortoduodenal fistula - A case report and a review of the literature
Annals of Vascular Surgery 2016
DOI
Stig Norderval,
Ørjan Solstad,
Mia Hermansen,
Sonja Eriksson Steigen
:
Increased lymph node retrieval decreases adjuvant chemotherapy rate for stage II colon cancer
Scandinavian Journal of Gastroenterology 2016
DOI
Mona Birgitte Rydningen,
Trond Dehli,
Tom Wilsgaard,
Rolv-Ole Lindsetmo,
Merethe Kumle,
Mona Stedenfeldt
et al.:
Sacral neuromodulation for faecal incontinence following obstetric sphincter injury – outcome of percutaneous nerve evaluation
Colorectal Disease 2016
DOI
Stig Norderval
:
Long-term outcomes of sacral nerve stimulation for faecal incontinence
British Journal of Surgery 2015
DOI
Andrew Currie,
Jennifer Burch,
John T. Jenkins,
Omar Faiz,
Robin H. Kennedy,
Olle Ljungqvist
et al.:
The impact of enhanced recovery protocol compliance on elective colorectal cancer resection: Results from an international registry
Annals of Surgery 2015
DOI
Louis de Weerd,
Sven Weum,
Stig Norderval
:
Novel treatment for recalcitrant rectovaginal fistulas: fat injection
International Urogynecology Journal 09. September 2014
DOI
Stig Norderval,
Cori Behrenbruch,
R. Brouwer,
J.O. Keck
:
Efficacy of cyclic sacral nerve stimulation for faecal incontinence
Techniques in Coloproctology 2013
DOI
Louis de Weerd,
Sven Weum,
Stig Norderval
:
Novel treatment of a rectourethroperineal fistula after perineal prostatectomy using autologous fat transplantation
Techniques in Coloproctology 2013
DOI
J Nygren,
J Thacker,
F Carli,
KCH Fearon,
Stig Norderval,
DN Lobo
et al.:
Guidelines for Perioperative Care in Elective Rectal/Pelvic Surgery: Enhanced Recovery After Surgery (ERAS((R))) Society Recommendations
World Journal of Surgery 2013
DOI
Stig Norderval,
K Røssaak,
Aron Markskog,
Barthold Vonen
:
Incontinence after primary repair of obstetric anal sphincter tears is related to relative length of reconstructed external sphincter: a case-control study
Ultrasound in Obstetrics and Gynecology 2012
DOI
Jonas Nygren,
J Thacker,
Francesco Carli,
KCH Fearon,
Stig Norderval,
D.N. Lobo
et al.:
Guidelines for perioperative care in elective rectal/pelvic surgery: Enhanced Recovery After Surgery (ERAS®) Society recommendations
Clinical Nutrition 2012
DOI
Stig Norderval,
Mona Birgitte Rydningen,
Rolv-Ole Lindsetmo,
Dag Lein,
Barthold Vonen
:
Sakralnervestimulering
Tidsskrift for Den norske legeforening (Tidsskriftet) 2011
DOI /
FULLTEKST
Kristoffer Lassen,
Matthias Scoop,
Jonas Nygren,
P. Boris W. Cox,
Paul O. Hendry,
Claudia Spies
et al.:
Consensus Review of Optimal Perioperative Care in Colorectal Surgery
Archives of surgery (Chicago. 1960) 01. October 2009
DOI
Stig Norderval,
Trond Dehli,
Barthold Vonen
:
Three-dimensional endoanal ultrasonography: intraobserver and interobserver agreement using scoring systems for classification of anal sphincter defects
Ultrasound in Obstetrics and Gynecology 2009
DOI
Kjersti Mevik,
Stig Norderval,
Hege Kileng,
Magnar Johansen,
Barthold Vonen
:
LONG-TERM RESULTS AFTER ANTERIOR SPHINCTEROPLASTY FOR ANAL INCONTINENCE
Scandinavian Journal of Surgery 2009
Trond Dehli,
Stig Norderval,
Rolv-Ole Lindsetmo,
Barthold Vonen
:
Utredning av anal inkontinens hos voksne
Tidsskrift for Den norske legeforening (Tidsskriftet) 2008
Christian Rushfeldt,
A Bernstein,
Stig Norderval,
Arthur Revhaug
:
Introducing an asymmetric cleft lift technique as a uniform procedure for pilonidal sinus surgery
Scandinavian Journal of Surgery 2008
DOI
Claus Andreas Klingenberg,
Stig Norderval,
Ketil Størdal
:
Hvorfor skrive cor, pulm og abdomen i år 2025?
Tidsskrift for Den norske legeforening (Tidsskriftet) 05. August 2025
DOI
Tone Prøsch-Bilden,
Hege Hølmo Johannessen,
Mona Birgitte Rydningen,
Stig Norderval
:
Is a second sphincter repair for anal incontinence worthwhile? Results from a national quality registry
2024
Tone Prøsch-Bilden,
Hege Hølmo Johannessen,
Mona Birgitte Rydningen,
Stig Norderval
:
Is a second sphincter repair for anal incontinence worthwhile? Results from a national quality registry
2024
Lars Alexander Bergene Grønvold,
Håvard Mjørud Forsmo,
Frank Pfeffer,
Stig Norderval,
Ole Helmer Sjo,
Cathrine Brunborg
et al.:
Aggregated 1-year complication rates and health-related quality of life after reconstructive surgery for rectal cancer with or without diverting stoma (Norwegian Stoma Trial): a protocol for national multicentre, open-label, prospective cohort study
Malgorzata Gosciewska,
Bård Bakkehaug,
Stig Norderval,
Louis de Weerd
:
Closure of complex enterocutaneous fistulas with pedicled or free muscle flap using a parachute technique
2021
Louis de Weerd,
Stig Norderval,
Steen Buntzen
:
Unik behandling utviklet ved UNN
03. August 2017
Hege Hølmo Johannessen,
Stig Norderval,
Arvid Stordahl,
Ragnhild Sørum Falk,
Arne Wibe
:
Interview-based or Self-administered St. Mark’s incontinence score, - is there a difference?
2017
Anny Elisabeth Spydslaug,
Elham Baghestan,
Katariina Laine,
Stig Norderval,
Ingrid Petrikke Olsen
:
Perinealruptur
2014
Louis de Weerd,
Stig Norderval,
Sven Weum
:
Autologous fat grafting in the treatment of a rectourethroperineal fistula
Techniques in Coloproctology 2013
DOI
Stig Norderval,
Sven Weum,
Louis de Weerd
:
Transperineal injeksjon av autologt fett som behandling av persisterende rectovaginale fistler
2013
Stig Norderval,
K Rossaak,
Aron Markskog,
Barthold Vonen
:
Anal Incontinence After Primary Repair Of Obstetric Sphincter Tears Is Related To The Relative Length Of The Reconstructed External Anal Sphincter: A Case Control Study
Neurourology and Urodynamics 2011