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Laboratory Information

Test Name

Ploidy Screen FFPE FISH

External Price (excl. GST)

366.11

Specimen Collection

Pre Testing Requirements

Histology referral required

Specimen Collection and Transport Protocols

Fresh tissue must be sent to Histology initially for preparation of paraffin embedded tissue sections.

4 x 2-4um FFPE slides (plus H&E stained slide with areas of interest clearly identified by a pathologist)

Test Information

Department

Cytogenetics

Laboratory Turnaround Time

7 days

Method

Interphase fluorescence in situ hybridization (FISH) is performed on nuclei from paraffin embedded (FFPE) tissue, using probes specific to chromosomes X, Y, 13, 18 and 21 for ploidy screening of products of conception (POC) or placenta tissue.

Diagnostic Use Or Instructions

Detection of ploidy status for ? molar pregnancies . e.g. Triploidy associated with partial hydatidiform mole.

Screening for Trisomy 13, 18 and 21 and sex chromosome aneuploidies.

Additional Information

FFPE Request Form

Electronic Information

Registration Code

Exam C_FFPE_PLOIDY

HL7 mapping code

$C_FFPE_PLOIDY

Laboratory Test Reference Guide