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Epic Code LAB2111390 Follicular Lymphoma Probe Panel

Test Name Alias

Follicular Lymphoma Probe Panel | IGH and BCL2 t(14:18) by FISH | 953

Interface Order Alias

11404

Quick Collect

AP Ambient

Clinical Information

This probe panel detects rearrangement of the BCL2 (18q21) gene region and the t(14;18) IGH2/BCL2 fusion associated with follicular lymphoma.

Routine chromosome analysis is performed on all fresh diagnostic samples and is recommended on all bone marrow specimens to exclude abnormalities not identified by the specified FISH probe(s).

Collection Instructions

Multiple specimen collection types. Submit only one:

 

Specimen Collection: Bone Marrow

Container(s): Green Top (Sodium Heparin)

Preferred volume to collect: 5.0 mL

Minimum volume to collect: 1.0 mL

Neonate volume to collect: 1.0 mL

Collection Instructions:

  • Collect bone marrow and transfer marrow from syringe to plain green top sodium heparin tube. 

 

Specimen Collection: Peripheral blood
Container/Tube: Green Top (Sodium Heparin)

Preferred volume to collect: 8.0 mL

Minimum volume to collect: 0.5 mL

Neonate volume to collect: 0.5 mL

Collection Instructions:

  • Peripheral blood may be substituted for Bone Marrow if circulating blasts are present 
  • Collect peripheral blood into a plain green top sodium heparin tube. 
  • Keep sample at room temperature and send to the Lab immediately. 

 

Specimen Collection: Formalin-fixed, paraffin-embedded (FFPE) tissue

Container(s): Block

Preferred Volume to Collect: 4 unstained slides cut between 4 and 6 microns thick

Collection Instructions:

  • Include an H&E slide scribed by Pathologist and Surgical Specimen Testing order sheet.
  • Place specimen in 10% Formalin and order Tissue Pathology in addition to Follicular Lymphoma Probe Panel order.

 

Specimen Collection: Fine Needle Aspirate (FNA, such as lymph node)

Collection Instructions: Order FNA Cytology (refer to test code 202 for collection instructions) in addition to Follicular Lymphoma Probe Panel order.

 

 

Specimen Collection:  Pleural Fluid

Collection instructions:  Place specimen in sterile container and order Medical Cytology in addition to Follicular Lymphoma Probe Panel order.

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Spin: No

Aliquot: No

 

Transport Temperature: Ambient

If ambient temperature exceeds 80°F or is below 40°F, please send in an insulated container. All samples should be directed to the laboratory as soon as possible.

Specimen Stability

Ambient: 3 days (beyond 3 days, specimen viability will be detemined by Cytogenetics Lab)

Laboratory Retention: primary specimens 4 weeks; frozen pellets retained greater than 1 year

Test Frequency

Test Set Up: Monday – Friday 8:00 am – 5:00 pm, Saturday 8:00 am – 3:00 pm.

Technologist on call for Sunday set up.

Final report: 2 – 3 days. 2 – 5 days for paraffin embedded specimen

Reference Range

An interpretative report will be provided.

Performing Department

Cytogenetics

Performing Department Laboratory Location

Corewell Health Advanced Technology Laboratory (ATL), Grand Rapids, MI

Methodology

Performed by fluorescence in situ hybridization (FISH). This test was developed and its performance characteristics determined by Spectrum Health Cytogenetics Laboratory. It has not been cleared or approved by the US FDA. The FDA has determined that such clearance or approval is not necessary. This test is used for clinical purposes.

CPT

88271 x4, 88275 x2

CDM Code

3108827102, 3108827501

Epic Test ID

1230100703

LOINC

Specimen Type: 66746-9

Indication Provided: 42349-1

Result: in process

Interpretation: 59050-5

Comments: 69965-2

Reviewed Date

4/28/2023