Dr James Mackay

Consultant Clinical Genetic Oncologist


Specialty Medical oncology

Special interests Clinical genetics

Where he works

Get in touch

    • Telephone
    • 0207 679 51050
    • Fax at
    • 0207 679 50520


  • Biography icon plus

    Dr James Mackay is the only accredited Consultant Clinical Genetic Oncologist with a special interest in cancer genetics in the UK and is an honorary senior lecturer in the Department of Biology, University College London. His clinical interests are cancer genetics, inherited cancer, cancer screening and the introduction of complex genetic tests into clinical cancer care.

    Dr Mackay established regional cancer genetics services in East Anglia and North East Thames and developed a remote cancer genetics service, using real time tele-conferencing technology, based in Great Ormond Street Hospital NHS Trust. He holds honorary consultant contracts at several large London teaching hospitals.

    He is the clinical principal investigator of an evaluation of regular mammography in women under 50 with a family history of breast cancer funded by the NHS Research and Development Programme. He initiated the Genetic Breast Cancer Trial, which is a trial of chemotherapy in women with breast cancer, who carry a faulty breast cancer gene. This is the first randomised trial of chemotherapy based on inherited genetic make-up in the world.

  • Clinical interests icon plus

    Clinical genetics

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