@nicoleny the sFLC(c) Blandings Site assay is a simple blood test. There are several good labs in the country who can process it. Sloan-Kettering, ARUP, Quant,Stanford, Boston, Mayo. You will want to see someone at one of the top clinics. SK, Boston, Mayo,UofUtah, MD Anderson, See a hematologist/oncologist. If they say no, change doctors.