test done privately. i know i would feel terrible, and also, _ i know i would feel terrible, and also, your— i know i would feel terrible, and also, your whole _ i know i would feel terrible, and also, your whole everything - i know i would feel terrible, and also, your whole everything — l i know i would feel terrible, and - also, your whole everything — you're getting _ also, your whole everything — you're getting ready— also, your whole everything — you're getting ready for— also, your whole everything — you're getting ready for it. _ also, your whole everything — you're getting ready for it. you're - getting ready for it. you're psyching _ getting ready for it. you're psyching yourself - getting ready for it. you're psyching yourself up - getting ready for it. you're psyching yourself up for. getting ready for it. you're psyching yourself up for it. getting ready for it. you're i psyching yourself up for it. to suddenly— psyching yourself up for it. to suddenly hear— psyching yourself up for it. to suddenly hear that _ psyching yourself up for it. to suddenly hear that you - psyching yourself up for it. to suddenly hear that you aren't| psyching yourself up for it. to - suddenly hear that you aren't going to need _ suddenly hear that you aren't going to need it _ suddenly hear that you aren't going to need it is — suddenly hear that you aren't going to need it isjust— suddenly hear that you aren't going to need it isjust unbelievable. - the good news is that blood test showed that neither suzanne nor ben needed chemotherapy treatment. and more good news is that the approach of this is being tested on other cancers, too. here�*s the bbc medical editor, fergus walsh. these blood tests, or liquid biopsies, are part of a revolution in the diagnosis and monitoring of cancer. they�*re being trialled in the uk across lung, breast as well as bowel cancer, and can detect minute fragments of tumour dna months, even years before it would show up on a scan.