EWSR1 (22Q12) GENE REARRANGEMENT, FISH, TISSUE

This test detects rearrangements in the EWSR1 gene, which is associated with certain cancers, including Ewing’s sarcoma. It helps in diagnosing this rare cancer and distinguishing it from other tumors. The test is important for providing targeted treatment options.

Also known asEWSR1 (22Q12) Gene Rearrangement EWSR1 (22Q12) Gene Rearrangement

Available via

Home Collection, Lab Visit

Contains

8 parameters

Earliest reports in

7 Working Days

Test details

EWSR1 (22Q12) GENE REARRANGEMENT, FISH, TISSUE Test in Srinagar Overview

Preparations

No special preparations needed

Test included
EWSR1 (22Q12) GENE REARRANGEMENT, FISH, TISSUE includes 8 parameters

  • Specimen
  • Block Identification Number
  • Number Of Observers
  • Total Number Of Cells Analysed
  • Ewsr1 (22q12) Rearrangement With Typical Positive
  • Ewsr1 (22q12) Rearrangement With Atypical Positive
  • Negative
  • Interpretation
Frequently Asked Questions

This test detects rearrangements involving the EWSR1 gene on chromosome 22q12, often associated with Ewing sarcoma and related tumors.

To confirm the diagnosis of Ewing sarcoma or other small round blue cell tumors.

Tumor tissue obtained from biopsy is required for testing, usually via FISH or RT-PCR.

A positive result confirms the presence of an EWSR1 rearrangement, supporting a diagnosis of Ewing sarcoma or related neoplasm.

No special preparation is required from the patient.

Test code

6035F

Specimen vol. and vacutainer information
SpecimenVacutainerVolume
Paraffin BlockOthers2 NOS

Specimen stability information

Paraffin Block

Collection instructions

Specimens Subject To Genetic Testing Should Be Placed In Fixative Within One Hour Of Biopsy Or Resection (Cold Ischemia Time) And Remain In 10% Neutral Buffered Formalin For At Least Six Hours And Up To 72 Hours (Formalin Fixation Time). Decalcification Solutions With Strong Acids Should Not Be Used.  Transport Tissue Block Or 3 Unstained Slides/ Sample (4-Micron Thick Sections) Containing Malignant Tissue On Positively Charged Slides. * Time And Duration Of Fixation Should Be Mentioned On The Trf.* Required Clinical Details, Include Surgical Pathology Report.

Specimen rejection criteria

Test run frequency

Every Day TIME - 07:00

Turn around time

7 Working Days

Performing locations

Department

  • Cytogenetics

CPT and Loinc codes

EWSR1 (22Q12) GENE REARRANGEMENT, FISH, TISSUE

8000