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Eosinophilia FISH Panel

TEST DIRECTORY

Test Name

Eosinophilia FISH Panel

Description

Fluorescence in-situ hybridization (FISH) using 4 DNA probe sets to detect rearrangements associated with eosinophilia, consisting of 4q12, 5q33, 8p11.23, t(9;22).

Test Code

79044

SPECIMEN REQUIREMENTS

Specimen

Bone marrow, neoplastic blood

Specimen Requirements

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.

GENERAL AND TECHNICAL INFORMATION

Turn Around Time

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

Methodology

Fluorescence in-situ hybridization (FISH)

CPT Code

88271x9, 88275x4, 88291