Yale New Haven Hospital

Department of Laboratory Medicine
Test Directory

[ Test Name Index ]

[ Home & References ]

Y Chromosome microdeletion, DNA analysis

Lab Section: 

Sendout Reference

 

Lab Location: 

Sendout

Reference Lab: 

Quest

 

Test ID: 

LAB6372

 

Methodology: 

Agarose Gel Electrophoresis • Polymerase Chain Reaction (PCR)

Schedule: 

Daily

Reported: 

7 days

Specimen Requirements: 

Collection: 4.0 mL Blood in a Lavender Top Tube.
Pediatric volume: 3 mL.
Alternative Specimen(s):
ACD solution A or B (yellow-top) • EDTA (royal blue-top) • Sodium heparin (green-top) • Lithium heparin (green-top)
Transport: Ambient.
Handling: Whole Blood: Specimen stability is crucial. Store and ship ambient immediately. Do not freeze.
Unacceptable conditions: Sample received frozen.
Stability: Ambient: 8 days; Refrigerated: 8 days; Frozen: Unacceptable

 

Notes: 

Clinical Indications: To detect Y chromosome microdeletions associated with oligospermia and azoospermia. About 15-20% of azoospermic men and about 10% of severely oligospermic men present with microdeletions of Yq. This test targets 20 genetic loci, including those recommended by the European Quality Monitoring Network Group (Int J Andr 22: 292-299 (1999).

Performing lab: Quest Diagnostics Nichols Institute 14225 Newbrook Drive Chantilly, VA 20153

Reference Interval: 

See patient report or consult reference laboratory website.

 

http://www.questdiagnostics.com/testcenter/TestDetail.action?tabName=OrderingInfo&ntc=14679

 

 

 

 

CPT Code(s): 

81403

Last Changed: 

8/16/2017 11:08:24

Last Reviewed: 

8/16/2017 11:08:35