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Myxoid liposarcoma FISH

Also known as: t(12;16) FISH, CHOP-FUS FISH, FUS-DDIT3 FISH

Test category:

Oncology - Sarcoma

Use of test


The FUS-DDIT3 gene fusion is characteristic of Myxoid round cell liposarcomas .


This test has diagnostic implications.

Ethical considerations:

This is an assay for non-heritable mutations. It does not raise issues of ethics or consent that are different from most other investigations ordered in the routine care of a patient.


Fluorescent in situ hybridisation (FISH) analysis, using probes to detect gene fusions involving the FUS and DDIT3 genes.

Requesting the test


This test is usually requested by an oncologist.

Request form:

Download solid tumour somatic mutation request form.

Sample required:

Formalin-fixed, paraffin embedded tissue (FFPE) - 15 sections of 4 uM thickness, dried overnight at 37°C onto charged/coated slides.

Special instructions:

Please stain the first section with H&E, and label each slide with patient and block identifiers. Label the unstained sections sequentially (slides 2-15). The request should be accompanied by the somatic mutation request form (above) and a copy of the original histopathology report.

Turnaround time:

5 business days.


Up to $410.

If more information is required, the requesting clinician can call our laboratory on (07) 3377 8573.


This test is not rebated by Medicare. The laboratory assumes that the patient or client has provided informed financial consent for the test.

Click here for our billing policy.