Ordering Information

Epic Orderable Name:  FISH DiGeorge Syndrome, Postnatal

Epic Test Id:  LAB45891

Testing Includes:  Fluorescensce In Situ Hybridization (FISH) analysis of the DiGeorge locus.

Aliases:  FISH, DiGeorge, Postnatal, Cytogenomics, Cytogenetics, Cytogenetic analysis

Testing Schedule:  Weekly

Order Priorities:  Routine

Methodology:  Fluorescence Insitu Hybridization (FISH)

Specimen Requirements

Collection Container:  Green Top Tube - Sodium Heparin

Collection Volume:  3.0 mL

Minimum Volume:  2.0 mL

Specimen Stability:

     Blood
          - Green Top Tube, sodium heparin: collection volume 4 mls (minimum 2 mls)
          - Room temperature (preferred), may be refrigerated. DO NOT FREEZE
          - Turnaround Time: 4 weeks

     Tissue
          - Skin biopsy in provided transport media ; keep refrigerated - DO NOT FREEZE
          - Call the laboratory for a skin biopsy kit
          - Turnaround Time: 4 - 6 weeks

LAB phone: 410-614-6282; specimens will be received M-F, between 8am and 4:30pm

Specimen Types:  Blood, Tissue

Reference Ranges & Interpretation

Interpretation Comment:  See EPIC for interpretive report

For Lab Staff

LAB phone:  410-614-6282; specimens will be received M-F, between 8am and 4:30pm

Phlebotomy Status:  Routine Rounds

Storage for blood: room temperature (preferred), may be refrigerated. DO NOT FREEZE

Storage for skin biopsy: in provided transport media ; keep refrigerated - DO NOT FREEZE

Lab Notes: 

Results in EPIC under Lab Results

Do not split or share sample with another test.  

Tube to station 072

Lab specimen shipping address, deliver to:
     Johns Hopkins Cytogenomics/Cytogenetics Lab
     600 N Wolfe Street
     Baltimore, MD 21287

Downtime - use Pathology 17 form