BRAF and colorectal carcinoma: Several commercial kits for ctDNA analysis are available to date, such as the OncoBEAM RAS CRC Kit (Sysmex Inostics) and the Idylla ctKRAS/ctNRAS-BRAF Mutation Test (Biocartis) which received the European approval for detection of RAS/BRAF mutations in CRC (74).