Fourteen had sarcoma, 7 had renal cell carcinoma, 5 had non–small cell lung cancer (2 with RET rearrangement), three had head and neck carcinoma (squamous cell carcinoma, salivary duct carcinoma, and olfactory neuroblastoma), 3 had radioiodine-resistant differentiated thyroid cancer, 2 had melanoma, one had adenoid cystic carcinoma, one had metastatic chondroblastoma, and one had chordoma. The gene discussed is RET; the disease is differentiated thyroid carcinoma.