Niels Thorndahl Kroman

Niels Thorndahl Kroman

Professor, emeritus

Member of:

  • Surgery


  1. 2017
  2. Published

    Radioactive seed localization of renal cell carcinoma in a patient with Von Hippel-Lindau disease

    Hassing, C. M. S., Tvedskov, Tove Filtenborg, Kroman, Niels Thorndahl, Klausen, Thomas Levin, Djurhuus, S. & Langhans, Linnea, Jan 2017, In: Clinical Case Reports. 5, 1, p. 26-28

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Reoperation Rates in Ductal Carcinoma In Situ vs Invasive Breast Cancer After Wire-Guided Breast-Conserving Surgery

    Langhans, L., Jensen, M., Talman, M. M., Vejborg, I., Kroman, Niels Thorndahl & Tvedskov, Tove Filtenborg, Apr 2017, In: JAMA Surgery. 152, 4, p. 378-384 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Oncoplastic breast surgery does not delay the onset of adjuvant chemotherapy: a population-based study

    Klit, A., Tvedskov, Tove Filtenborg, Kroman, Niels Thorndahl, Elberg, J. J., Ejlertsen, B. & Henriksen, T. F., May 2017, In: Acta Oncologica. 56, 5, p. 719-723 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Overdiagnosis in breast cancer screening: The impact of study design and calculations

    Lynge, Elsebeth, Beau, A., Christiansen, P., von Euler-Chelpin, My Catarina, Kroman, Niels Thorndahl, Njor, S. & Vejborg, I., Jul 2017, In: European Journal of Cancer. 80, p. 26-29 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Radioactive Seed Localization or Wire-guided Localization of Nonpalpable Invasive and In Situ Breast Cancer A Randomized, Multicenter, Open-label Trial

    Langhans, Linnea, Tvedskov, Tove Filtenborg, Klausen, Thomas Levin, Jensen, M., Talman, M., Vejborg, I., Benian, C., Roslind, A., Hermansen, J., Oturai, P. S., Bentzon, N. & Kroman, Niels Thorndahl, Jul 2017, In: Annals of Surgery. 266, 1, p. 29-35

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Pain, Sensory Disturbances, and Psychological Distress among Danish Women Treated for Ductal Carcinoma In Situ: An Exploratory Study

    Mertz, B. G., Duriaud, H. M., Kroman, Niels Thorndahl & Andersen, K. G., Oct 2017, In: Pain Management Nursing. 18, 5, p. 309-317 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    The effects of individually tailored nurse navigation for patients with newly diagnosed breast cancer: a randomized pilot study

    Mertz, B. G., Dunn-Henriksen, A. K., Kroman, Niels Thorndahl, Johansen, Christoffer, Andersen, K. G., Andersson, M., Mathiesen, U. B., Vibe-Petersen, J., Dalton, S. O. & Envold Bidstrup, P., Dec 2017, In: Acta Oncologica. 56, 12, p. 1682-1689 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Outcome of breast cancer screening in Denmark

    Lynge, Elsebeth, Bak, M., von Euler-Chelpin, My Catarina, Kroman, Niels Thorndahl, Lernevall, A., Mogensen, N. B., Schwartz, W., Wronecki, A. J. & Vejborg, I., 28 Dec 2017, In: BMC Cancer. 17, p. 1-9 9 p., 897.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2018
  11. Published

    Breast conserving surgery versus mastectomy: overall and relative survival—a population based study by the Danish Breast Cancer Cooperative Group (DBCG)

    Christiansen, P., Carstensen, S. L., Ejlertsen, B., Kroman, Niels Thorndahl, Offersen, B., Bodilsen, A. & Jensen, M., 2018, In: Acta Oncologica. 57, 1, p. 19-25

    Research output: Contribution to journalConference articleResearchpeer-review

  12. Published

    Brysttuberkulose er en sjælden årsag til en proces i brystet

    Al-Gameel, G., Skaar, M., Tvedskov, Tove Filtenborg, Kirk, Ole, Andersen, Å. B. & Kroman, Niels Thorndahl, 2018, In: Ugeskrift for Laeger. 180, 38, 2 p., V02180091.

    Research output: Contribution to journalLetterResearchpeer-review

  13. Published

    Carcinoma in situ i mammae

    Skaar, M., Langhans, L., Mertz, B. & Kroman, Niels Thorndahl, 2018, In: Ugeskrift for Laeger. 180, 38, 4 p., V01170084.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Feasibility and safety of outpatient breast cancer surgery

    Duriaud, H. M., Kroman, Niels Thorndahl & Kehlet, Henrik, 2018, In: Danish Medical Journal. 65, 3, 45 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Forty years of landmark trials undertaken by the Danish Breast Cancer Cooperative Group (DBCG) nationwide or in international collaboration

    Ejlertsen, B., Offersen, B. V., Overgaard, J., Christiansen, P., Jensen, M. B., Kroman, Niels Thorndahl, Knoop, A. S. & Mouridsen, H., 2018, In: Acta Oncologica. 57, 1, p. 3-12 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Gynækomasti

    Paulsen, J. F., Berg, J. O., Kroman, Niels Thorndahl, Mieritz, M. & Jørgensen, N., 2018, In: Ugeskrift for Laeger. 180, p. 786-789 V05170400.

    Research output: Contribution to journalReviewResearchpeer-review

  17. Published

    Impact of schizophrenia and related disorders on mortality from breast cancer: A population-based cohort study in Denmark, 1995-2011

    Dalton, Susanne Oksbjerg, Suppli, N. P., Ewertz, M., Kroman, Niels Thorndahl, Grassi, L. & Johansen, Christoffer, 2018, In: The Breast. 40, p. 170-176 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Long-term Safety of Pregnancy Following Breast Cancer According to Estrogen Receptor Status

    Lambertini, M., Kroman, Niels Thorndahl, Ameye, L., Cordoba, O., Pinto, A., Benedetti, G., Jensen, M., Gelber, S., Del Grande, M., Ignatiadis, M., de Azambuja, E., Paesmans, M., Peccatori, F. A. & Azim, H. A., 2018, In: Journal of the National Cancer Institute. 110, 4, p. 426-429

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Low-dose aspirin use and risk of contralateral breast cancer: a Danish nationwide cohort study

    Bens, A., Friis, S., Dehlendorff, C., Jensen, M., Ejlertsen, B., Kroman, Niels Thorndahl, Cronin-Fenton, D. & Mellemkjaer, L., 2018, In: Preventive Medicine. 116, p. 186-193 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Molecular subtyping of breast cancer improves identification of both high and low risk patients

    Rossing, M., Østrup, O., Majewski, W. W., Kinalis, S., Jensen, M. B., Knoop, A., Kroman, Niels Thorndahl, Talman, M. L., Hansen, T. V. O., Ejlertsen, B. & Nielsen, Finn Cilius, 2018, In: Acta Oncologica. 57, 1, p. 58-66

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Pre-diagnostic changes in body mass index and mortality among breast cancer patients

    Larsen, S. B., Torstensson, M., Kenborg, L., Christensen, J., Kroman, Niels Thorndahl, Dalton, Susanne Oksbjerg, Tjønneland, Anne, Johansen, Christoffer & Bidstrup, P. E., 2018, In: Breast Cancer Research and Treatment. 170, 3, p. 605-612 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Radioactive seed localisation of non-palpable lymph nodes: A feasibility study

    Hassing, C. M. S., Tvedskov, Tove Filtenborg, Kroman, Niels Thorndahl, Klausen, Thomas Levin, Drejoe, J. B., Tvedskov, Jesper Filtenborg, Lambine, T. -., Kledal, H., Lelkaitis, G. & Langhans, Linnea, 2018, In: European Journal of Surgical Oncology. 44, 5, p. 725-730

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Reply to: Adequate use of radioactive seed localisation. Where we are?

    Hassing, C. M. S., Tvedskov, Tove Filtenborg, Kroman, Niels Thorndahl, Klausen, Thomas Levin, Drejoe, J. B., Tvedskov, Jesper Filtenborg, Lambine, T. -., Kledal, H., Lelkaitis, G. & Langhans, Linnea, 2018, In: European Journal of Surgical Oncology. 44, 10, p. 1667-1667

    Research output: Contribution to journalComment/debateResearchpeer-review

  24. Published

    Risk factors of sentinel and non-sentinel lymph node metastases in patients with ductal carcinoma in situ of the breast: A nationwide study

    Holm-Rasmussen, E. V., Jensen, M., Balslev, E., Kroman, Niels Thorndahl & Tvedskov, Tove Filtenborg, 2018, In: The Breast. 42, p. 128-132 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    The Influence of Menopausal Hormone Therapy and Potential Lifestyle Interactions in Female Cancer Development—a Population-Based Prospective Study

    Holm, M., Olsen, A., Kyrø, C., Overvad, K., Kroman, Niels Thorndahl & Tjønneland, Anne, 2018, In: Hormones and Cancer. 9, 4, p. 254-264 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    The accuracy of preoperative staging of the axilla in primary breast cancer: a national register based study on behalf of Danish Breast Cancer Group (DBCG)

    Hamran, K., Langhans, Linnea, Vejborg, I., Tvedskov, Tove Filtenborg & Kroman, Niels Thorndahl, 2018, In: Acta Oncologica. 57, 1, p. 162-166 4 p.

    Research output: Contribution to journalComment/debateResearch

  27. Published

    The clinical database and implementation of treatment guidelines by the Danish Breast Cancer Cooperative Group in 2007–2016

    Jensen, M. B., Lænkholm, Anne-Vibeke, Offersen, B. V., Christiansen, P., Kroman, Niels Thorndahl, Mouridsen, H. T. & Ejlertsen, B., 2018, In: Acta Oncologica. 57, 1, p. 13-18

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Tidlig opsporing og behandling af brystkræft

    Kroman, Niels Thorndahl & Knop, A. S., 2018, In: Ugeskrift for Laeger. 180, 46, 4 p., V05180370.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Axillary lymph node dissection in breast cancer patients after sentinel node biopsy

    Jessing, C., Langhans, Linnea, Jensen, M. B., Talman, M. L., Tvedskov, Tove Filtenborg & Kroman, Niels Thorndahl, 2 Jan 2018, In: Acta Oncologica. 57, 1, p. 166-169

    Research output: Contribution to journalComment/debateResearch

  30. 2019
  31. Published

    Breast cancer mortality in synchronous bilateral breast cancer patients

    Mejdahl, M. K., Wohlfahrt, J., Holm, M., Balslev, E., Knoop, A. S., Tjønneland, Anne, Melbye, M. & Kroman, Niels Thorndahl, 2019, In: British Journal of Cancer. 120, 7, p. 761-767 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Delayed two-stage breast reconstruction: The impact of radiotherapy

    Hoejvig, J. H., Pedersen, N. J., Gramkow, C. S., Bredgaard, R., Kroman, Niels Thorndahl & Bonde, C. T., 2019, In: Journal of Plastic, Reconstructive & Aesthetic Surgery (Print Edition). 72, 11, p. 1763-1768 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Hvor bevæger forskningen i behandlingen af cancer sig hen?

    Kroman, Niels Thorndahl, 2019, In: Ugeskrift for Laeger. 181, 1 p., V70759.

    Research output: Contribution to journalEditorialResearch

  34. Published

    Nonaspirin NSAIDs and contralateral breast cancer risk

    Bens, A., Cronin-Fenton, D., Dehlendorff, C., Jensen, M., Ejlertsen, Bent Laursen, Kroman, Niels Thorndahl, Friis, S. & Mellemkjær, L., 2019, In: International Journal of Cancer. 144, 6, p. 1243-1250 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Pattern of mortality after menopausal hormone therapy: long-term follow up in a population-based cohort

    Holm, M., Olsen, A., Au Yeung, S. L., Overvad, K., Lidegaard, Øjvind, Kroman, Niels Thorndahl & Tjønneland, Anne, 2019, In: B J O G. 126, 1, p. 55-63 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Pregnancy after cancer: is it possible and safe for the mother and the child?

    Kroman, Niels Thorndahl, 2019, In: Acta Obstetricia et Gynecologica Scandinavica. 98, 5, p. 678-678 1 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  37. Published

    Progressive resistance training to prevent arm lymphedema in the first year after breast cancer surgery: Results of a randomized controlled trial

    Ammitzbøll, G., Johansen, Christoffer, Lanng, C., Andersen, E. W., Kroman, Niels Thorndahl, Zerahn, B., Hyldegaard, Ole, Wittenkamp, M. C. & Dalton, Susanne Oksbjerg, 2019, In: Cancer. 125, 10, p. 1683-1692 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    Sentinel and non-sentinel lymph node metastases in patients with microinvasive breast cancer: a nationwide study

    Holm-Rasmussen, E. V., Jensen, M. B., Balslev, E., Kroman, Niels Thorndahl & Tvedskov, Tove Filtenborg, 2019, In: Breast Cancer Research and Treatment. 175, p. 713–719

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Effect of progressive resistance training on health-related quality of life in the first year after breast cancer surgery - results from a randomized controlled trial

    Ammitzbøll, G., Kristina Kjær, T., Johansen, Christoffer, Lanng, C., Wreford Andersen, E., Kroman, Niels Thorndahl, Zerahn, B., Hyldegaard, Ole, Envold Bidstrup, P. & Dalton, Susanne Oksbjerg, May 2019, In: Acta Oncologica. 58, 5, p. 665-672 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. 2020
  41. Published

    25-Hydroxyvitamin D at time of breast cancer diagnosis and breast cancer survival

    Kanstrup, C., Teilum, D., Rejnmark, L., Bigaard, J. V., Eiken, P., Kroman, Niels Thorndahl, Tjønneland, Anne & Mejdahl, M. K., 2020, In: Breast Cancer Research and Treatment. 179, p. 699–708 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Effect of progressive resistance training on persistent pain after axillary dissection in breast cancer: a randomized controlled trial

    Ammitzbøll, G., Andersen, K. G., Bidstrup, Pernille Envold Hansen, Johansen, Christoffer, Lanng, C., Kroman, Niels Thorndahl, Zerahn, B., Hyldegaard, Ole, Andersen, E. W. & Dalton, Susanne Oksbjerg, 2020, In: Breast Cancer Research and Treatment. 179, p. 173–183

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Multicentre study of the risk of invasive cancer and use of sentinel node biopsy in women with a preoperative diagnosis of ductal carcinoma in situ

    Munck, F., Clausen, E. W., Balslev, E., Kroman, Niels Thorndahl, Tvedskov, Tove Filtenborg & Holm-Rasmussen, E. V., 2020, In: British Journal of Surgery. 107, 1, p. 96-102 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Synchronous bilateral breast cancer: a nationwide study on histopathology and etiology

    Mejdahl, M. K., Wohlfahrt, J., Holm, M., Knoop, A. S., Tjønneland, Anne, Melbye, M., Kroman, Niels Thorndahl & Balslev, E., 2020, In: Breast Cancer Research and Treatment. 182, p. 229–238 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    The role of H1 antihistamines in contralateral breast cancer: a Danish nationwide cohort study

    Bens, A., Dehlendorff, C., Friis, S., Cronin-Fenton, D., Jensen, M., Ejlertsen, Bent Laursen, Lash, T. L., Kroman, Niels Thorndahl & Mellemkjaer, L., 2020, In: British Journal of Cancer. 122, p. 1102–1108 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Dexamethasone Dose and Early Postoperative Recovery after Mastectomy: A Double-blind, Randomized Trial

    Steinthorsdottir, K. J., Awada, H. N., Abildstrøm, H., Kroman, Niels Thorndahl, Kehlet, Henrik & Aasvang, Eske Kvanner, Apr 2020, In: Anesthesiology. 132, 4, p. 678-691

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. 2021
  48. Published

    ASO Author Reflections: The Role of Imaging Modalities in Omitting Surgery in Breast Cancer Patients Receiving Neoadjuvant Chemotherapy

    Palshof, F. K., Kroman, Niels Thorndahl & Tvedskov, Tove Filtenborg, 2021, In: Annals of Surgical Oncology. 28, 12, p. 7430-7431 2 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  49. Published

    Assisted reproductive technology treatment and risk of breast cancer: a population-based cohort study

    Vassard, Ditte, Pinborg, Anja, Kamper-Jørgensen, Mads, Lyng Forman, J., Glazer, C. H., Kroman, Niels Thorndahl & Schmidt, Lone, 2021, In: Human Reproduction. 36, 12, p. 3152–3160 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Prediction of Pathologic Complete Response in Breast Cancer Patients Comparing Magnetic Resonance Imaging with Ultrasound in Neoadjuvant Setting

    Palshof, F. K., Lanng, C., Kroman, Niels Thorndahl, Benian, C., Vejborg, I., Bak, A., Talman, M. L., Balslev, E. & Tvedskov, Tove Filtenborg, 2021, In: Annals of Surgical Oncology. 28, 12, p. 7421-7429 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    Road and railway noise and risk for breast cancer: A nationwide study covering Denmark

    Sørensen, M., Poulsen, A. H., Kroman, Niels Thorndahl, Hvidtfeldt, U. A., Thacher, J. D., Roswall, N., Brandt, J., Frohn, L. M., Jensen, S. S., Levin, G. & Raaschou-Nielsen, O., Apr 2021, In: Environmental Research. 195, 9 p., 110739.

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    Clinical implications of intrinsic molecular subtypes of breast cancer for sentinel node status

    Rossing, M., Pedersen, C. B., Tvedskov, Tove Filtenborg, Vejborg, I., Talman, M. L., Olsen, L. R., Kroman, Niels Thorndahl, Nielsen, Finn Cilius, Jensen, M. B. & Ejlertsen, Bent Laursen, Dec 2021, In: Scientific Reports. 11, 1, 12 p., 2259.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. 2022
  54. Published

    Age-specific survival trends and life-years lost in women with breast cancer 1990–2016: the NORDCAN survival studies

    Lundberg, F. E., Kroman, Niels Thorndahl, Lambe, M., Andersson, T. M. L., Engholm, G., Johannesen, T. B., Virtanen, A., Pettersson, D., Ólafsdóttir, E. J., Birgisson, H., Lambert, P. C., Mørch, L. S. & Johansson, A. L. V., 2022, In: Acta Oncologica. 61, 12, p. 1481-1489 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. Published

    Benefit of adjuvant chemotherapy and trastuzumab in patients with HER2-positive, node-negative breast tumors ≤ 10 mm: a nationwide study

    Hassing, C. M. S., Mejdahl, M. K., Lænkholm, Anne-Vibeke, Kroman, Niels Thorndahl, Knoop, A. S. & Tvedskov, Tove Filtenborg, 2022, In: Breast Cancer Research and Treatment. 196, 1, p. 197-206

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Early life body size, pubertal timing, and risks of benign breast disease in a large cohort of Danish female adolescents and women

    Aarestrup, J., Jensen, B. W., Pedersen, D. C., Kroman, Niels Thorndahl, Mellemkjær, L., Baker, J. L. & Bjerregaard, L. G., 2022, In: European Journal of Pediatrics. 181, p. 3023–3030

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 985673