FISH - BM (for Bone Marrow) REF MISC (for blood)
FISH To Mayo
EPIC Test Procedure Code: LAB6534 (Bone Marrow) LAB3884 (Blood)
1. A reason for testing should be submitted with each specimen.
2. A pathology and/or flow cytometry report may be requested by the laboratory to optimize testing and aid in interpretation of results.
Whole blood or bone marrow
Blood: 6 mL
Blood: 2 mL
1. It is preferable to send the first aspirate from the bone marrow collection.
2. Invert several times to mix bone marrow.
3. Send bone marrow in original tube. Do not aliquot.
DO NOT SPIN
Refrigerated (acceptable)
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.
(Core biopsy from dry tap can be sent in RPMI; RPMI diluted FLOW sample can be sent.)
Varies
Some examples of types of FISH:
Opposite sex chimerism (XY probe)
BCR/ABL, Philadelphia chromosome
BCL-1, BCL-2
Cyclin D (CCND1 / IGH gene rearrangement)
dual color probe
MML
Inversion 16
15;17 Translocation
Monosomy 7
PML-RAR
CHIC2 (PDGFRA)