Joint Lead Consultant Cancer Genetics

Dr Helen Hanson is a Consultant in Cancer Genetics at St George’s, University Hospital NHS Foundation Trust and jointly leads the cancer genetics unit of the South West Thames Regional Genetics Service. Helen qualified as a doctor in 2002 from Guy’s, Kings and St Thomas’ Medical School and became a member of the Royal College of Physicians in 2005 and a Fellow in 2017. Helen completed her Genetics Training at St .George’s Hospital and Guy’s Hospital and gained her CCT in Clinical Genetics in 2012. Helen was awarded an MD in 2011 for her thesis “Characterisation of the prevalence, penetrance and phenotype of constitutional TP53 mutations in breast cancer” undertaken at The Institute of Cancer Research and has a continued interest in TP53 and Li-Fraumeni syndrome.

Helen has an interest in the development and implementation of clinical guidelines. Alongside her NHS role, Helen currently works two days a week on the CRUK funded CanGene-CanVar project (, developing clinical guidelines for cancer predisposition genes. Helen is currently Chair of the UK Cancer Genetics Group (UK CGG and organises and chairs a bi-monthly National Cancer Genetics MDT.

Helen currently has peripheral clinics at Frimley Park Hospital and a Paediatric Cancer Genetics Clinic at the Royal Marsden Hospital. She also jointly runs a Paediatric Cancer Predisposition clinic at St George’s Hospital.


Cancer genetics secretaries
Telephone: 02087255333