t(1;19)(q23.3;p13.3)(PBX1/TCF3) Fusion Transcript in Blood or Tissue by FISH

**Semantic type:** Laboratory Procedure

**Definition:** A fluorescent in situ hybridization-based procedure that detects t(1;19)(q23.3;p13.3)(PBX1/TCF3) fusion transcripts in a blood or tissue specimen.

**Synonyms:** - t(1;19)(q23.3;p13.3)(PBX1,TCF3) fusion transcript in Blood or Tissue by FISH