FISH for 1p36




Test Mnemonic

1P36

CPT Codes

  • 88377 - QTY (1)

Aliases

  • Chromosome 1p testing by FISH

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
TenSlide (s), unstainedClean container Ambient4 um tissue sections on electrostatically charged slides containing representative tumor. Samples must not be fixed in Prefer or B5.

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
EightSlide (s), unstainedClean container Ambient4 um tissue sections on electrostatically charged slides containing representative tumor. Include either a pre and post H&E OR one paraffin block containing representative tissue.

Days Performed

Mon, Thu

Turnaround Time

3 - 5 days

Methodology

Name Description
Fluorescent In-Situ Hybridization (FISH) 

Special Info

Submit specimen with anatomic request form. Indicate Glioma Genotyping on request form. If 1p36 by FISH, EGFR by FISH and FISH for Chromosome 19q are ordered together, follow the specimen requirements listed above.

Clinical Info

To determine allelic loss of chromosome 1p.in malignant gliomas (brain tumor).