TG and neoplasm: reviewed the literature (79) and found the mean reduction in tumor volume ranging from 50.9% to 8.4% (80–82); with complete disappearance noted in 25-94% of cancers (80, 81, 83–85); therapeutic success rates in 75% - 97% (80, 83, 86, 87); with symptom improvement observed in 64% of patients (82); and a decrease in serum thyroglobulin concentration in most patients signifying therapeutic success (80, 82–84).