BRAF p.Val600Glu mutations were found in three left‐sided and 1 right‐sided tumour, NRAS p.Gln61Lys in 1 right and 1 left‐sided tumour, KRAS p.Lys147Glu and p.Ala146Thr in one left‐sided tumour, and HRAS p.Ala121Thr in the tumour of the rectum. The gene discussed is NRAS; the disease is neoplasm.