BRAF and thyroid gland papillary carcinoma: This mutation is known as BRAF V600E mutation [25], and has been found in 100% of hairy cell leukaemias [26], in approximately 50% of melanomas [27], in 50% of papillary thyroid cancers [28,29] or in 1–3% of non-small cell lung carcinomas [30,31].