Targeted therapy with imatinib induced a rapid hematologic response and reduction of TPM3-PDGFRB transcripts as monitored by reverse transcription real-time PCR (RT-qPCR).     ///    Molecular diagnosis and targeted therapy of a pediatric chronic eosinophilic leukemia patient carrying TPM3-PDGFRB fusion..     ///    "Sequencing analysis confirmed a TPM3-PDGFRB fusion, and the breakpoint was the same as adult patient. "