ProPath Test Menu

Trisomy of Chromosomes 5, 9, and 15

TEST DIRECTORY

Test Name

Trisomy of Chromosomes 5, 9, and 15

Description

Fluorescence in-situ hybridization (FISH) using a DNA probe set to detect trisomy of chromosomes 5, 9, and 15 associated with multiple myeloma and MGUS.

Test Code

324

SPECIMEN REQUIREMENTS

Specimen

Formalin-fixed paraffin embedded tissue, bone marrow, neoplastic blood

Specimen Requirements

Formalin-fixed paraffin embedded tissue, bone marrow or peripheral blood collected in sodium heparin (green topped) tube

Storage Requirements

Store specimens at room temperature (15 to 30°C) until transported, adding a cold (refrigerator) pack during the summer months.

Causes for Rejections

Decalcified tissues are not accepted.

GENERAL AND TECHNICAL INFORMATION

Turn Around Time

Formalin-fixed paraffin embedded tissue: 7 days

Fresh tissue, bone marrow, and blood: 3-10 days

Methodology

Fluorescence in-situ hybridization (FISH)

CPT Code

Formalin-fixed paraffin embedded tissue: 88377x2
Fresh tissue: 88271x3, 88275x2, 88291