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Test Code XYFSH Sex Chromosome FISH

Specimen Required

Peripheral Blood or Buccal swab

Specimen Volume

5 mL

Minimum Specimen Volume

2 mL

Special Handling Instructions

Send to Referral Laboratory with copy of ordering requisition. 

 

If sending buccal swab, please call 2-4667 for collection kit.

Transport Temperature

Ambient

Specimen Stability

Stable at ambient temperature

Methodology

Fluorescent in-situ hybridization

Turnaround Time

Preliminary results available after 4-5 days, final report within 7-10 days.

Additional Information

Do not refrigerate sample

CPT Codes

88230

88271

88275

Reference Ranges

Laboratory to provide interpretive report.

Collection Container

Green (Sodium Heparin)

Reason for Rejection

Incorrect tube, insufficient quantity