Table 5

Discordant result between Idylla NRAS-BRAF mutation test and MassARRAY reference method

Sample noTissueAge of blockNo of FFPE tissue sectionsTotal tissue area (mm2)Tumour cells (%)MacrodissectionIdylla NRAS resultFurther analysis methodFurther analysis and final classification
A050Primary<1 year122530NoG12DddPCRG12D (TP)
  • ddPCR, droplet digital PCR; NMD, no mutation detected; FFPE, formalin-fixed paraffin-embedded; FP, false positive; TP, true positive.