inv(2)(p21;p23)(EML4/ALK) Fusion Transcript [Presence] in Blood or Tissue by FISH

**Semantic type:** Laboratory Procedure

**Definition:** A fluorescent in situ hybridization-based procedure that detects inv(2)(p21;p23)(EML4/ALK) fusion transcripts in a blood or tissue specimen.

**Synonyms:** - inv(2)(p21;p23)(EML4,ALK) fusion transcript [Presence] in Blood or Tissue by FISH