John Gásdal Karstensen

John Gásdal Karstensen

Clinical Research Associate Professor, Clinical Associate Professor

Member of:

  • Surgery


Publication year:
All
26 - 50 out of 62Page size: 25
  1. 2023
  2. Published

    Whole genome sequencing and disease pattern in patients with juvenile polyposis syndrome: a nationwide study

    Jelsig, A. M., Hansen, Thomas van Overeem, Gede, L. B., Qvist, N., Christensen, L. L., Lautrup, C. K., Ljungmann, K., Christensen, L. T., Rønlund, K., Tørring, P. M., Bertelsen, B., Sunde, Lone & Karstensen, John Gásdal, 2023, In: Familial Cancer. 22, p. 429–436 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. 2022
  4. Published

    A core curriculum for basic EUS skills: An international consensus using the Delphi methodology

    Karstensen, John Gásdal, Nayahangan, L. J., Konge, Lars, Vilmann, Peter & Panel, D., 2022, In: Endoscopic Ultrasound. 11, 2, p. 122-132 11 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. Published

    Clinical outcomes following endoscopic or video-assisted retroperitoneal management of acute pancreatitis with large (>15 cm) walled-off pancreatic necrosis: Retrospective, single tertiary center cohort study

    Ebrahim, M., Werge, M. P., Hadi, A., Lahchich, M., Nagras, Z. G., Lauritsen, Morten Laksáfoss, Schmidt, P. N., Hansen, E. F., Novovic, Srdan & Karstensen, John Gásdal, 2022, In: Digestive Endoscopy. 34, 6, p. 1245-1252 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  6. Published

    Colorectal polypectomy and endoscopic mucosal resection: European Society of Gastrointestinal Endoscopy Cascade Guideline

    Karstensen, John Gásdal, Ebigbo, A., Desalegn, H., Afihene, M., Anigbo, G., Antonelli, G., Bhat, P., Duduyemi, B., Guy, C., Ijoma, U., Ponchon, T., Rahmi, G., Aabakken, L. & Hassan, C., 2022, In: Endoscopy International Open. 10, 11, p. E1427-E1433 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Combined ERCP and EUS Drainage for Hilar Stricture

    Karstensen, John Gásdal & Vilmann, Peter, 2022, Atlas of Interventional EUS: Case-based Strategies. Teoh, A. Y. B., Giovaninni, M., Khashab, M. A. & Itoi, T. (eds.). Springer, p. 65-67

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review

  8. Published

    Distinct gastric phenotype in patients with pathogenic variants in SMAD4: A nationwide cross-sectional study

    Jelsig, A. M., Qvist, N., Bertelsen, B., Christensen, L., Grossjohann, Hanne Sønder, Lautrup, C., Sunde, L., Toerring, P. M., Ljungman, K., Christensen, L. T. & Karstensen, John Gásdal, 2022, In: Endoscopy International Open. 10, 12, p. E1537-E1543 18 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  9. Published

    Endoscopic diagnosis and management of esophagogastric variceal hemorrhage: European Society of Gastrointestinal Endoscopy (ESGE) Guideline

    Gralnek, I. M., Camus Duboc, M., Garcia-Pagan, J. C., Fuccio, L., Karstensen, John Gásdal, Hucl, T., Jovanovic, I., Awadie, H., Hernandez-Gea, V., Tantau, M., Ebigbo, A., Ibrahim, M., Vlachogiannakos, J., Burgmans, M. C., Rosasco, R. & Triantafyllou, K., 2022, In: Endoscopy. 54, 11, p. 1094-1120 27 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. Published

    Endoscopic small bowel balloon dilations in patients with Crohn's disease: A Danish nationwide cohort study, 1997-2015

    Wewer, M. D., Karstensen, John Gásdal & Burisch, J., 2022, In: European Journal of Gastroenterology and Hepatology. 34, 8, p. 831-837 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. Published

    Endoskopisk behandling af gastrisk antral vaskulær ektasi

    Bagge, C. N., Bulut, Mustafa, Karstensen, John Gásdal, Laursen, S. B. & Blixt, T., 2022, In: Ugesskrift for læger. 184, V07220459.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    Endoskopisk transduodenal fjernelse af galdeblæresten hos patient med nekrotiserende pankreatitis

    Christensen, Helle Collatz, Novovic, Srdan, Karstensen, John Gásdal, Lauritsen, Morten Laksáfoss & Schmidt, P. N., 2022, In: Ugeskrift for Laeger. 184, 40, 3 p., V04220266.

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. Published

    Historical perspective on needle development: From the past to the future

    Karstensen, John Gásdal & Vilmann, Peter, 2022, In: Best Practice and Research: Clinical Gastroenterology. 60-61, 101814.

    Research output: Contribution to journal › Review › Research › peer-review

  14. Published

    Intestinal and extraintestinal neoplasms in patients with NTHL1 tumor syndrome: a systematic review

    Beck, S. H., Jelsig, A. M., Yassin, H. M., Lindberg, L. J., Wadt, Karin Anna Wallentin & Karstensen, John Gásdal, 2022, In: Familial Cancer. 21, 4, p. 453-462

    Research output: Contribution to journal › Review › Research › peer-review

  15. Published

    Performance measures for colonoscopy in inflammatory bowel disease patients: European Society of Gastrointestinal Endoscopy (ESGE) Quality Improvement Initiative

    Dekker, E., Nass, K. J., Iacucci, M., Murino, A., Sabino, J., Bugajski, M., Carretero, C., Cortas, G., Despott, E. J., East, J. E., Kaminski, M. F., Karstensen, J. G., Keuchel, M., Löwenberg, M., Monged, A., Nardone, O. M., Neumann, H., Omar, M. M., Pellisé, M., Peyrin-Biroulet, L. & 2 others, Rutter, M. D. & Bisschops, R., 2022, In: Endoscopy. 54, 9, p. 904-915 12 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. Published

    Simultaneous endoscopic and video-assisted retroperitoneal debridement in walled-off pancreatic necrosis using a laparoscopic access platform: Two case reports

    Lindgaard, L., Lauritsen, Morten Laksáfoss, Novovic, Srdan, Hansen, E. F., Karstensen, John Gásdal & Schmidt, P. N., 2022, In: World Journal of Gastroenterology. 28, 5, p. 588-593 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. Published

    Validation of the Endoscopic Part of the Spigelman Classification for Evaluating Duodenal Adenomatosis in Familial Adenomatous Polyposis: A Prospective Study of Interrater and Intrarater Reliability

    Karstensen, John Gásdal, Bülow, S., Burisch, J., Ellebæk, M. B., Ostapiuk, M., Pommergaard, Hans-Christian L & Schmidt, P. N., 2022, In: The American Journal of Gastroenterology. 117, 2, p. 343-345 3 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. 2021
  19. Published

    Nye arvelige polyposesyndromer som differentialdiagnose hos patienten med tarmpolypper

    Jelsig, A. M., Jespersen, N., Karstensen, John Gásdal, Ketabi, Z., Rønlund, K., Sunde, L., Thorlacius-Ussing, O., Wadt, Karin Anna Wallentin, Qvist, N. & Lautrup, C. K., 20 Sep 2021, In: Ugeskrift for Laeger. 183, 38, 8 p., :V02210148.

    Research output: Contribution to journal › Journal article › Research › peer-review

  20. Published

    Videoskopisk assisteret retroperitoneal debridement ved nekrotiserende pankreatitis

    Wexler, T. L. R., Novovic, Srdan, Lauritsen, Morten Laksáfoss, Hansen, E. F., Schmidt, P. N. & Karstensen, John Gásdal, 19 Jul 2021, In: Ugeskrift for Laeger. 183, 29, 8 p., V09200669.

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. Published

    Resuming endoscopy during COVID-19 pandemic: ESGE, WEO and WGO Joint Cascade Guideline for Resource Limited Settings

    Antonelli, G., Karstensen, John Gásdal, Bhat, P., Ijoma, U., Osuagwu, C., Desalegn, H., Abera, H., Guy, C., Vilmann, Peter, Dinis-ribeiro, M., Ponchon, T., Sabbagh, L. C., Pausawasdi, N., Makharia, G., Hassan, C., Veitch, A., Aabakken, L. & Ebigbo, A., 1 Apr 2021, In: Endoscopy International Open. 09, 04, p. E543-E551 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  22. Published

    Clinical impact of endoscopic ultrasound-guided through-the-needle microbiopsy in patients with pancreatic cysts

    Kovacevic, B., Klausen, P., Rift, Charlotte Vestrup, Toxværd, A., Grossjohann, Hanne Sønder, Karstensen, John Gásdal, Brink, L., Hassan, H., Kalaitzakis, E., Storkholm, J., Hansen, C. P., Hasselby, Jane Preuss & Vilmann, Peter, 2021, In: Endoscopy. 53, 1, p. 44-52

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. Published

    Danish guidelines for management of non-APC-associated hereditary polyposis syndromes

    Jelsig, A. M., Karstensen, John Gásdal, Jespersen, N., Ketabi, Z., Lautrup, C., Rønlund, K., Sunde, L., Wadt, Karin Anna Wallentin, Thorlacius-Ussing, O. & Qvist, N., 2021, In: Hereditary Cancer in Clinical Practice. 19, 9 p., 41.

    Research output: Contribution to journal › Review › Research › peer-review

  24. Published

    Deep Learning Algorithm for the Confirmation of Mucosal Healing in Crohn's Disease, Based on Confocal Laser Endomicroscopy Images

    Udristoiu, A. L., Stefanescu, D., Gruionu, G., Gruionu, L. G., Iacob, A. V., Karstensen, John Gásdal, Vilman, P. & Saftoiu, A., 2021, In: Journal of gastrointestinal and liver diseases : JGLD. 30, 1, p. 59-65 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  25. Published

    EUS-guided biopsy versus confocal laser endomicroscopy in patients with pancreatic cystic lesions: A systematic review and meta-analysis

    Kovacevic, B., Antonelli, G., Klausen, P., Hassan, C., Larghi, A., Vilmann, Peter & Karstensen, John Gásdal, 2021, In: Endoscopic Ultrasound. 10, 4, p. 270-279 10 p.

    Research output: Contribution to journal › Review › Research › peer-review

  26. Published

    EUS-guided gastroenterostomy with a lumen apposing self-expandable metallic stent relieves gastric outlet obstruction–a Scandinavian case series

    Havre, R. F., Dai, C., Roug, S., Novovic, Srdan, Schmidt, P. N., Feldager, E., Karstensen, John Gásdal & Pham, K. D. C., 2021, In: Scandinavian Journal of Gastroenterology. 56, 8, p. 972-977

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    Novel Genetic Causes of Gastrointestinal Polyposis Syndromes

    Jelsig, A. M., Byrjalsen, A., Madsen, M. B., Kuhlmann, Tine Plato, Hansen, Thomas van Overeem, Wadt, Karin Anna Wallentin & Karstensen, John Gásdal, 2021, In: Application of Clinical Genetics. 14, p. 455-466 12 p.

    Research output: Contribution to journal › Review › Research › peer-review

  28. Published

    Reply to Firkins and Krishna

    Kovacevic, B., Klausen, P., Rift, Charlotte Vestrup, Toxværd, A., Grossjohann, Hanne Sønder, Karstensen, John Gásdal, Brink, L., Hassan, H., Kalaitzakis, E., Storkholm, J., Hansen, C. P., Hasselby, Jane Preuss & Vilmann, Peter, 2021, In: Endoscopy. 53, 1, 1 p., 104.

    Research output: Contribution to journal › Comment/debate › Research › peer-review

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