Just a little curious about this stage definition. Is it a good thing (minimum impact), or is it just "unknown" (meaning it could also be bad)?

What tests can be done to define the "X" for NX and MX? To know for sure?

Does this correspond to cancer stage I, or not yet I?

SCC on right edge of tongue & floor of mouth. Removed 11/20/08; all clear. T1NXMX. Pre-surgery neck CT scan clean.