Gary,
My original ENT used the term Quad-Scope to refer to an endoscope of trach, lungs, esophogas, and stomach, and said he would biopsy anything that looked suspicious. That may be what they're calling A Quadroscopy Biopsy.
Just a guess.

Chuck


SCC Stage IV right tonsil T3N3M0. Dx 08/03. Clinical Trial:8 weeks Taxol, Carboplatin then Hydrea, 5FU, IMRT x's 48, SND, Iressa x 2yrs. Now 20 years out and thriving. Dealing with a Prostate cancer diagnosis now. Add a Bladder cancer diagnosis to all the fun.
It's always something
"Adversity doesn't build character, it reveals it."