However, FISH with BCR-ABL1 dual fusion probes gave a positive signal in 152/200 analyzed nuclei, with the fusion signal detected on the long arm of a cytogenetically normal chromosome 9.     ///    "However, after 6 months of imatinib therapy, she had to be considered as warning (Ph+ 26.5%, BCR-ABL1 >1%) according to the European LeukemiaNet 2013 recommendations. "