Janine Mansi


Consultant medical oncologist


Janine Mansi's first consultant position was in medical oncology at St George's Hospital, London. She initially covered a range of tumour types as well as managerial positions - service lead and then clinical director and cancer lead for the trust. She moved to Guy's and St Thomas' Hospital in 2006 to take up the role of clinical director of the oncology and haematology directorate from 2006 to 2009, as well as to develop the role of cancer lead for the Trust. This was in addition to focusing on breast cancer treatment and research.

She has been the chair of the clinical breast research committee for Guy’s and St Thomas’ Hospital from 2009, and is the national clinical lead for the CRUK regimen-specific consent form project.

She is regional specialty advisor for South Thames medical oncology, an Executive Committee member of the Association of Cancer Physicians (ACP) and a member of the UK Chemotherapy Board.

Janine also has an interest in the older person with cancer, and cancer and fertility.

She has co-edited the ACP book Problem Solving in Older Cancer Patients, winner of the 2016 BMA Oncology Book of the year, and was co-winner for the 2017 BMJ award, and the 2018 Macmillan award for the Geriatric Oncology Liaison Development at Guy’s and St Thomas’ Hospital.

Education and training

  • Specialist training in medical oncology at the Royal Marsden Hospital
  • Research for MD thesis at Ludwig Institute for Cancer Research

Research interests

  • Phase 11 and 111 clinical trials with new agents
  • Fertility in young women with breast cancer

Last updated: April 2022

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