FISH / FISH ADD-ON
Refer to Table 1.
Blood or Bone marrow in sodium/lithium heparin
Fluorescence In Situ Hybridization using direct-labelled FISH DNA probes and analysed under fluorescence microscopy.
Normal or Abnormal signal pattern depending on the probe construction:
FISH findings are reported in accordance to the International System for Human Cytogenomic Nomenclature (ISCN, 2020).
3 ~ 10 days
Monday – Saturday (office hours)
Interphase FISH test may be requested in conjunction with conventional cytogenetic studies (FISH ADD-ON) or as a standalone test (FISH) depending on the disease status. The FISH assay should preferably be done on diagnostic cases prior to treatment so as to determine the baseline pattern.