CHIC2 Gene 4q12 Deletion in Blood or Tissue by FISH

**Semantic type:** Laboratory Procedure

**Definition:** A fluorescent in situ hybridization-based procedure that determines the proportion of cells with CHIC2 gene deletions in the vicinity of chromosome region 4q12 to the total number of cells counted in a blood or tissue specimen.

**Synonyms:** - CHIC2 gene 4q12 deletion in Blood or Tissue by FISH