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ONZM, KStJ, GCLJ, BSc(Hons), MB, ChB, BMedSc, MD, FRSNZ, FRCPA, FFSc (RCPA) FRCPath, FNZSP, AFNZIM

Brett Delahunt is Professor of Pathology and Molecular Medicine at the Wellington School of Medicine and Health Sciences, University of Otago. He is a Past President of the New Zealand Society of Pathologists (1996-2007), and has also served as President of the International Society of Urological Pathology (2007-2009), the Australasian Division of the International Academy of Pathology (2007-2009) and International Vice President of the International Academy of Pathology (2013-2014) He was a Board Member (2000 to 2013) of the Medical Laboratory Sciences Registration Board (later the Medical Sciences Council of New Zealand) being the inaugural Deputy Chair of the Council (2011 to 2013).

Professor Delahunt is currently Chair of the New Zealand Cancer Registry Board of Management. He is Editor of the international journal Pathology, and a member of several editorial boards of journals including The American Journal of Surgical Pathology, Modern Pathology, Histopathology and Human Pathology. He is Chair of the National Scientific Advisory Committee of the Cancer Society of New Zealand (since 2001) and of the Scientific Advisory Committee of the Wellington Medical Research Foundation (since 1997). He has been a Member of the WHO Renal Tumour Classification Panel since 1989 and in 2011 he was appointed a Member of the Union Internationale Contre la cancer (UICC) TNM Staging Expert Panel for Genitourinary Cancers.

Professor Delahunt has received numerous academic awards. Among these he was awarded the Koss Medal of the International Society of Urological Pathology in 2003, the Gold Medal as a Distinguished Fellow of the Royal College of Pathologists of Australia in 2009, the Golden Jubilee Medal of the Wellington Medical Research Foundation in 2010 and The Distinguished Pathologist Medal of the International Academy of Pathology in 2013. In 2004 he was admitted as an Officer of the New Zealand Order of Merit for services to pathology and in 2012 was elected a Fellow of the Royal Society of New Zealand.

His research interests involve all aspects of urologic pathology with emphasis on the diagnosis, classification, genetics and prognosis of prostatic and renal neoplasia. He was co-Chair of the ISUP Consensus Conference on the Handling and Staging of Radical Prostatectomy Specimens (2009), Chair of the ISUP Vancouver Consensus Conference on Renal Neoplasia (2012), Co-convener for the ISUP Prostate cancer Grading Consensus conference (2014) and is Trial pathologist for the Trans-Tasman Radiation Oncology Prostate Cancer Trial. Since 2011 he has been an International Member of the College of American Pathologists group to evaluate the critical role of the pathologist in determining eligibility for active surveillance as a management option in patients with prostate cancer. In 2013 he was appointed a member of the Ministry of Health Working Group for the Prostate Cancer Awareness and Quality Improvement Programme to coordinate the implementation of the recommendations of the Prostate Cancer Taskforce.

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Publications

Yaxley, W. J., Mackean, J., Desai, D., Tsang, G., Dixon, J., Samaratunga, H., Delahunt, B., … Yaxley, J. W. (2022). Oncological and urinary outcomes following LDR brachytherapy with median follow up of 11.8 years. BJU International. Advance online publication. doi: 10.1111/bju.15845

Samaratunga, H., Delahunt, B., Yaxley, J. W., Johannsen, S., & Egevad, L. (2022). Intraductal carcinoma of the prostate and nuclear size. American Journal of Surgical Pathology. Advance online publication. doi: 10.1097/pas.0000000000001916

Yaxley, W., Delahunt, B., Yaxley, J., McCulley, M. C., Kenwright, D. N., Egevad, L., & Samaratunga, H. (2022). Prognostic significance of percentage Gleason grade 5 prostatic adenocarcinoma in needle biopsies from patients treated by radical prostatectomy. Pathology. Advance online publication. doi: 10.1016/j.pathol.2022.02.009

Brunelli, M., Martignoni, G., Malpeli, G., Volpe, A., Cima, L., Raspollini, M. R., … Delahunt, B., … Antonelli, A. (2022). Validation of a novel three-dimensional (3D fusion) gross sampling protocol for clear cell renal cell carcinoma to overcome intratumoral heterogeneity: The Meet-Uro 18 study. Journal of Personalized Medicine, 12, 727. doi: 10.3390/jpm12050727

Samaratunga, H., Delahunt, B., & Egevad, L. (2022). Re: Valentin H. Meissner, Isabel Rauscher, Kristina Schwamborn, et al. Radical prostatectomy without prior biopsy following multiparametric nagnetic resonance imaging and prostate-specific membrane antigen positron emission tomography. European Urology. Advance online publication. doi: 10.1016/j.eururo.2022.03.032

Kench, J., Clouston, D., Delahunt, B., Delprado, W., Eade, T., Ellis, D., … Stahl, J. (2014). Prostate cancer (core/needle biopsy) structured reporting protocol (1st ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 53p. Retrieved from http://www.rcpa.edu.au/Library/Practising-Pathology/Structured-Pathology-Reporting-of-Cancer/Cancer-Protocols

Authored Book - Research

Kench, J., Clouston, D., Delahunt, B., Delprado, W., Eade, T., Horvath, L., … Stahl, J. (2014). Prostate cancer (radical prostatectomy) structured reporting protocol (2nd ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 75p. Retrieved from http://www.rcpa.edu.au/search-result.aspx?searchtext=Prostate+cancer+%28radical+prostatectomy%29+structured+reporting+protocol&searchmode=allwords

Authored Book - Research

Samaratunga, H., Clouston, D., Delahunt, B., Delprado, W., Grimes, D., Kench, J., … Yaxley, J. (2012). Urinary bladder carcinoma structured reporting protocol (Radical cystectomy, partial cystectomy, cystoprostatectomy) (1st ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 59p.

Authored Book - Research

Clouston, D., Charles, A., Delahunt, B., Davis, I., Delprado, W., Eade, T., … Samaratunga, H. (2011). Testicular tumours structured reporting protocol (1st ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 54p.

Authored Book - Research

Delahunt, B., Charles, A., Clouston, D., Delprado, W., O'Donnell, A., Eade, T., … Samaratunga, H. (2011). Renal parenchymal malignancy (renal cell carcinoma): Structured reporting protocol (1st ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 51p.

Authored Book - Research

Kench, J., Clouston, D., Delahunt, B., Delprado, W., Eade, T., Ellis, D., … Stapleton, A. (2010). Prostate cancer (radical prostatectomy) structured reporting protocol (1st ed.). Surrey Hills, Australia: Royal College of Pathologists of Australasia, 54p.

Authored Book - Research

The WHO Working Group on Tumours of the Urinary System and Male Genital Organs, including Delahunt, B. (2004). World Health Organization classification of tumours: Pathology & Genetics of tumours of the urinary system and male genital organs. Lyon, France: IARC Press, 359p.

Authored Book - Research

Sobin, L., Aizawa, S., Delahunt, B., Holzner, J. H., MacIver, A. G., Olsen, S., & Storkel, S. (1998). World Health Organisation Histological Typing of Kidney Tumours. Berlin: Springler-Verlag, 117p.

Authored Book - Research

Barca, M., & Delahunt, B. (1995). Family First Aid (2nd ed.). Auckland: Penguin Books.

Authored Book - Research

Martin, J., Delahunt, B., Lawson, M., McRae, R., & Mina, K. (2013). Accreditation report: The education and training programs of the Royal Australian and New Zealand College of Radiologists. Kingston, Australia: Australian Medical Council, 129p.

Authored Book - Other

Nacey, J., Atkinson, C., Beck, K., Osborne, S., Scott, N., McMenamin, J., … Delahunt, B., … Lamb, D., Studd, R., … Drew, L. (2013). Diagnosis and management of prostate cancer in New Zealand men: Recommendations from the Prostate Cancer Taskforce. Wellington, New Zealand: Ministry of Health, 56p.

Authored Book - Other

Delahunt, B., Crebbin, W., Franco, M., Hodgkinson, S., Mercer, C., & Pigou, P. (2010). Accreditation report: The education and training programs of the Royal Australian and New Zealand College of Radiologists (1st ed.). Kingston, Australia: Australian Medical Council, 92p.

Authored Book - Other

Delahunt, B., Bordbar, P., Greeley, J., Lee, J., Sherbon, T., Weller, J., … Lohse, H. (2006). Accreditation report: Education and training programs of the Royal Australian and New Zealand College of Ophthalmologists. Kingston, Australia: Australian Medical Council, 52p.

Authored Book - Other

Delahunt, B. (Ed.). (2014). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF, 39p.

Edited Book - Research

Delahunt, B. (Ed.). (2013). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF, 45p.

Edited Book - Research

Delahunt, B. (Ed.). (2012). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF, 48p.

Edited Book - Research

Delahunt, B. (Ed.). (2011). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF, 55p.

Edited Book - Research

Delahunt, B. (Ed.). (2010). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF.

Edited Book - Research

Delahunt, B. (Ed.). (2009). Wellington Medical Research Foundation: Research report 2009. Wellington, New Zealand: WMRF, 51p.

Edited Book - Research

Delahunt, B. (Ed.). (2008). Wellington Medical Research Foundation: Research review 2008. Wellington, New Zealand: WMRF, 47p.

Edited Book - Research

Delahunt, B. (Ed.). (2007). Wellington Medical Research Foundation: Research review 2007. Wellington, New Zealand: WMRF, 43p.

Edited Book - Research

Delahunt, B. (Ed.). (2006). Wellington Medical Research Foundation: Research review. Wellington, New Zealand: WMRF, 49p.

Edited Book - Research

Delahunt, B. (Ed.). (2005). Wellington Medical Research Foundation research review. New Zealand: Wellington Medical Research Foundation, 46p.

Edited Book - Research

Delahunt, B. (Ed.). (2004). Wellington Medical Research Foundation research review 2004. Wellington, New Zealand: Wellington Medical Research Foundation, 62p.

Edited Book - Research

Delahunt, B., & Woolf, M. (Eds.). (2004). Research Review 2004. Wellington: Wellington Medical Research Foundation, 58p.

Edited Book - Research

Delahunt, B., Eble, J., & Cooke, R. A. (Eds.). (2004). Urogenital Pathology. Queensland, Australia: Knowledge Books and Software.

Edited Book - Research

Delahunt, B., George, P., Kenwright, D. N., Bethwaite, P. B., Gillis, D., Graves, D., … Johnson, C. (Eds.). (2004). The Royal College of Pathologists of Australia Manual: Use and interpretation of pathology tests (4th ed.). Australia: RCPA.

Edited Book - Research

Delahunt, B., Algaba, F., Eble, J., Cheville, J., Amin, M. B., Argani, P., … Tickoo, S. K. (2016). Papillary renal cell carcinoma. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 23-25). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Delahunt, B., Cheville, J., & Moch, H. (2016). Haemangioblastoma. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 67). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Eble, J., Moch, H., Amin, M. B., Argani, P., Cheville, J., Delahunt, B., … Tickoo, S. K. (2016). Papillary adenoma. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 42-43). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Humphrey, P. A., Amin, M. B., Berney, D. M., Billis, A., Cao, D., Cheng, L., Delahunt, B., … van der Kwast, T. (2016). Acinar adenocarcinoma. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 138-163). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Michal, M., Amin, M. B., Delahunt, B., Hes, O., & Oliva, E. (2016). Mixed epithelial and stromal tumour. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 70-71). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Moch, H., Amin, M. B., Argani, P., Cheville, J., Delahunt, B., Martignoni, G., … Tickoo, S. K. (2016). Renal cell tumours: Introduction. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 14-17). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Moch, H., Bonsib, S. M., Delahunt, B., Eble, J., Egevad, L., Grignon, D. J., … Tan, P. H. (2016). Clear cell renal cell carcinoma. In H. Moch, P. A. Humphrey, T. M. Ulbright & V. E. Reuter (Eds.), World Health Organization classification of tumours of the urinary system and male genital organs. (4th ed.) (pp. 18-21). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Delahunt, B., & Samaratunga, H. (2014). Pathology of the renal pelvis and ureter. In M. B. Amin, D. J. Grignon, J. R. Srigley & J. N. Eble (Eds.), Urological pathology. (pp. 261-294). Philadelphia, PA: Wolters Kluwer.

Chapter in Book - Research

Delahunt, B., Grignon, D. J., & Eble, J. N. (2014). Tumors of the kidney. In M. B. Amin, D. J. Grignon, J. R. Srigley & J. N. Eble (Eds.), Urological pathology. (pp. 72-204). Philadelphia, PA: Wolters Kluwer.

Chapter in Book - Research

Amin, M. B., Reuter, V. E., Epstein, J. I., Grignon, D. J., Hansell, D. E., Lin, O., … and Members of the Pathology of Bladder Cancer Work Group, including Delahunt, B. (2012). Pathology consensus guidelines by the Pathology of Bladder Cancer Work Group. In M. Soloway & S. Khoury (Eds.), Bladder Cancer. (2nd ed.) (pp. 63-168). Bristol, UK: ICUD-EAU.

Chapter in Book - Research

Cohen, R., & Delahunt, B. (2004). Tubulovillous adenoma of the prostatic urethra; a rare and usually indolent lesion distinct from prostatic adenocarcinoma. In Urogenital Pathology. (pp. 27-32). Queensland, Australia: Knowledge Books and Software.

Chapter in Book - Research

Delahunt, B., & Elbe, J. N. (2004). Papillary renal cell carcinoma. In J. N. Elbe, G. Sauter, J. I. Epstein & I. A. Sesterhenn (Eds.), Pathology and genetics of tumours of the urinary system and male genital organs. (pp. 27-29). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Delahunt, B., Amin, M. B., Hofstādter, F., Hartmann, A., & Tyczynski, J. E. (2004). Tumours of the renal pelvis and ureter. In J. N. Elbe, G. Sauter, J. I. Epstein & I. A. Sesterhenn (Eds.), Pathology and genetics of tumours of the urinary system and male genital organs. (pp. 150-153). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Hofstädter, F., Amin, M. B., Delahunt, B., & Hartmann, A. (2004). Tumours of the urethra. In J. N. Elbe, G. Sauter, J. I. Epstein & I. A. Sesterhenn (Eds.), Pathology and genetics of tumours of the urinary system and male genital organs. (pp. 154-157). Lyon, France: International Agency for Research on Cancer.

Chapter in Book - Research

Brunelli, M., Martignoni, G., Malpeli, G., Volpe, A., Cima, L., Raspollini, M. R., … Delahunt, B., … Antonelli, A. (2022). Validation of a novel three-dimensional (3D fusion) gross sampling protocol for clear cell renal cell carcinoma to overcome intratumoral heterogeneity: The Meet-Uro 18 study. Journal of Personalized Medicine, 12, 727. doi: 10.3390/jpm12050727

Journal - Research Article

Bulten, W., Kartasalo, K., Chen, P.-H. C., Ström, P., Pinckaers, H., Nagpal, K., … Delahunt, B., … and the PANDA Challenge Consortium. (2022). Artificial intelligence for diagnosis and Gleason grading of prostate cancer: The PANDA challenge. Nature Medicine. Advance online publication. doi: 10.1038/s41591-021-01620-2

Journal - Research Article

Kartasalo, K., Ström, P., Ruusuvuori, P., Samaratunga, H., Delahunt, B., Tsuzuki, T., … Egevad, L. (2022). Detection of perineural invasion in prostate needle biopsies with deep neural networks. Virchows Archiv. Advance online publication. doi: 10.1007/s00428-022-03326-3

Journal - Research Article

Lindh, C., Samaratunga, H., Delahunt, B., Bergström, R., Chellappa, V., Yaxley, J., … Egevad, L. (2022). Ductal and acinar components of mixed prostatic adenocarcinoma frequently have a common clonal origin. Prostate. Advance online publication. doi: 10.1002/pros.24304

Journal - Research Article

Yaxley, W. J., Mackean, J., Desai, D., Tsang, G., Dixon, J., Samaratunga, H., Delahunt, B., … Yaxley, J. W. (2022). Oncological and urinary outcomes following LDR brachytherapy with median follow up of 11.8 years. BJU International. Advance online publication. doi: 10.1111/bju.15845

Journal - Research Article

Yaxley, W., Delahunt, B., Yaxley, J., McCulley, M. C., Kenwright, D. N., Egevad, L., & Samaratunga, H. (2022). Prognostic significance of percentage Gleason grade 5 prostatic adenocarcinoma in needle biopsies from patients treated by radical prostatectomy. Pathology. Advance online publication. doi: 10.1016/j.pathol.2022.02.009

Journal - Research Article

Akgul, M., Williamson, S. R., Ertoy, D., Argani, P., Gupta, S., Caliò, A., … Delahunt, B., … Idrees, M. T. (2021). Diagnostic approach in TFE3-rearranged renal cell carcinoma: A multi-institutional international survey. Journal of Clinical Pathology, 74, 291-299. doi: 10.1136/jclinpath-2020-207372

Journal - Research Article

Bulten, W., Balkenhol, M., Belinga, J.-J. A., Brilhante, A., Çakir, A., Egevad, L., … ISUP Pathology Imagebase Expert Panel, including Delahunt, B., … Litjens, G. (2021). Artificial intelligence assistance significantly improves Gleason grading of prostrate biopsies by pathologists. Modern Pathology, 34, 660-671. doi: 10.1038/s41379-020-0640-y

Journal - Research Article

Delahunt, B., Eble, J. N., Samaratunga, H., Thunders, M., Yaxley, J. W., & Egevad, L. (2021). Staging of renal cell carcinoma: Current progress and potential advances. Pathology, 53(1), 120-128. doi: 10.1016/j.pathol.2020.08.007

Journal - Research Article

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