Limited G-Band Analysis


Sunquest Code:LTDHRCoPath Code:LTDHRL
Epic Code:LAB6603Epic Name:Limited G-Band Chromosome Analysis
Sunquest Code (non-Epic sites):LTDHR  
Synonyms:G-Bands; Karyotype; Limited G Band; Limited Chromosomes
Methodology:Chromosome analysis by G-banding
CPT Code:----------CPTCODES HERE----------
Turnaround Time:Performed Mon-Sun; results are reported within 7-21 days.
Special Instructions:Test request form requires:
  • Date and time of specimen collection
  • Specimen type
  • Patient information: date of birth, sex and medical record number
  • Orderin physician and contact number
  • Reason for referral
  • Clinical status
  • Information regarding medications or transfusions
  • Previous or pending genetic testing results
Associated Links:

Genetic Testing Consent Form



Collection Instructions

Specimen:Blood or bone marrow.
Optimal Volume:Blood: 10 mL in green (sodium heparin, no gel). Bone Marrow: 5 mL aspirate in a dry heparin syringe.
Minimum\Peds Volume:Blood: 5 mL in green (sodium heparin, no gel). 1-3 mL is acceptable for infants or children. Bone Marrow: 3 mL aspirate in a dry heparin syringe.
Container:Green (sodium heparin, no gel) (Dry heparin syringe)
Causes for Rejection:Clotted or frozen sample.


Processing and Shipping

Specimen Processing:Do not process. Store at room temperature. Do not refrigerate or freeze.
Specimens must be received in the Cytogenetics Laboratory Mon-Fri by 5:30 pm; Weekends and holidays by 4:30 pm. Specimens received after the cutoffs will be processed the following day.
Shipping Instructions:Ship at room temperature. For optimal testing results the specimen must arrive within 24 hours.
Test Performed at or Referral Lab Cytogenetics  (UMMC-East Bank)


Interpretive

Reference Range:By report.


Click HERE to Report test errors or omissions.
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