Hmmm,
Thanks for that nugget of information Tina.
As far as I recall, no-one has mentioned a PET-CT scan to me before, but I've just looked it up, and they do have such a scanner sat in a mobile unit outside my hospital, so I'll have a word with my nurse to see if they have one planned and, if not, why not.

1990s: Oral Lichen Planus
Feb 2013: Persistent lateral tongue lesion
Jul 2013: Biopsy
Aug 2013: Diagnosis - T1N0SCC
Sep 10: Laser surgery to remove 1cm lesion with 1cm margin and biopsy of smaller second lesion further back
Sep 23: Tumour confirmed poorly differentiated & aggressive. Scans pending.