United Kingdom, March 31 -- Katie Thurston has admitted surrogacy is now the "best option" for her to have a child.

The 'Bachelorette' star recently revealed her breast cancer - which was diagnosed last month - had spread to her liver and is now classed as stage 4, and she and new husband Jeff Arcuri have been discussing the best way to move forward with their plans to start a family amid her health struggles.

Responding to a fan on Instagram who asked if she'd now have to use a surrogate, she replied: "I never like the word 'have to' with anything medical related.

"Kind of like 'never say never.' However, yes, Jeff and I discussed the importance of my health and that when the time comes, surrogacy will likely be the best option for us...