Chronic Lymphocytic Leukemia FISH Panel Mnemonic ATTN FISH Synonym CLL Panel Includes TP53/ATM/MYB, D13S319/13q34/CEP12, IGH/CCND1/MYEOV Guidelines For further testing information see under individual probes, for example TP53/ATM/MYB. Specimen Collection Requirements Handling For detailed collection and handling information, refer to Cytogenetics/Flow Cytometry/FISH Specimens for Leukemia, Lymphoma and Other Oncology Referrals. Testing Information Performed Mon - Fri Reported 7 days Method Fluorescent In SituHybridization (FISH) Reference Values Reference Values Professional interpretation provided by Cascade Pathology Services. CPT Codes 88377 x 3 Last Updated: Friday, January 17, 2020 12:23:30 AM Client Services: 503-413-1234