ABBEY BECOW has already bought and written the card for her son’s 10th birthday and for his next 11. Her decision is not, however, due to an obsession with organisation, but because she fears she will not be there to see him open them. The 43-year-old publishing assistant has incurable breast cancer that has spread to her liver, brain, lymph nodes and spine, but has found the strength to make some preparations for her son Oliver’s life without her.
Scientists discover key molecule that causes cancer to spread
Metastasis is thought of as the last, and deadly stage of cancer. The tumour undergoes a number of changes to its DNA - mutations - that make the cells more mobile allowing them to enter the bloodstream. The cells also become 'sticky', which helps them anchor into new locations such as the bone, lungs (pictured), liver or brain