[Chronic myeloid leukemia with variant e19a2 BCR-ABL1 fusion transcript: interest of the molecular identification at diagnosis for minimal residual disease follow-up]..     ///    "For rare BCR-ABL1 transcripts, an international standardization, as it is developed for conventional transcripts, is lacking. "    ///    Disease monitoring was performed by cytogenetic analyses and quantification of the BCR-ABL1 transcript.     ///    Molecular techniques identified the presence of the rare e19a2 BCR-ABL1 transcript. 