Solid Tumor, Fresh Tissue — FISH Analysis

CPT Code(s):  88239, 88275, 88271

Service Code (IU Health): 53100442, 53100707, 53100640

Ordering Recommendation: Detection of known or suspected genetic abnormalities to confirm or establish patient diagnosis of tumor subtypes and prognostic grouping important for subsequent therapy. Companion testing with chromosome analysis to further delineate chromosomal abnormalities.

Synonyms: FISH, solid tumor

Methodology: Fluorescence in situ hybridization (FISH) analysis.

Performed: Monday through Friday

Reported: 2-3 days

Collect: Solid tumor biopsy in a sterile, screw-top container filled with tissue culture transport medium.

Specimen Volume: 0.5 cm or larger.

Storage/Transport: Room temperature. Do not freeze or expose to extreme temperatures.

Unacceptable Conditions: Frozen specimens. Formalin-fixed specimens.

Stability: Ambient: 48 hours; Refrigerated: 48 hours; Frozen: Unacceptable