LN metastasis occurred in 9% of differentiated cancers, 21.5% of poorly differentiated cancers, 5.5% of SRCs, 11.5% of poorly differentiated types with SRC components, 29.7% of mixed types, 20% of medullary types, and 15.4% of poorly cohesive carcinomas other than SRCs. The gene discussed is SRC; the disease is carcinoma.