TOP2A Gene 17q21-22 Deletion and Duplication Analysis [Presence] in Tissue by FISH

**Semantic type:** Laboratory Procedure

**Definition:** A nominal fluorescent in situ hybridization-based procedure that detects and identifies TOP2A gene deletions and duplications in within chromosome region 17q21-22 in a tissue specimen.

**Synonyms:** - TOP2A gene 17q21-22 deletion and duplication mutation analysis [Presence] in Tissue by FISH