Determine genetic cause of developmental delay (DD) or mental retardation (MR) in patients with or without dysmorphic features.
Confirm, exclude, (or clarify) the diagnosis of known chromosomal syndromes.
Assist in clinical management and genetic counseling.
High resolution detection of chromosome segments involved in deletions, duplications, and long continuous stretches of homozygosity.
All insurance information must be filled out on the requisition
Pre-Authorization is required for this testing.
Due to specimen stability, if Pre-Authorization is not with the patient at time of collection a recollect may need to be done once pre-authorization is obtained.
5.0 mL Whole Blood in two (2) Green Top Tubes - Na Heparin
When collected Monday thru Thursday - Ambient
When collected Friday thru Sunday - Refrigerated
*Note Samples are best if received by Quest within 72 hours.
Unacceptable - Frozen
3.0 mL Whole Blood
2 full lavender microtainers - EDTA
Refer to Interpretive Results
If results are not possible, the test order may be canceled and replaced by code 416-Cytogenetics Communication
Determine genetic cause of developmental delay (DD) or mental retardation (MR) in patients with or without dysmorphic features.
Confirm, exclude, (or clarify) the diagnosis of known chromosomal syndromes.
Assist in clinical management and genetic counseling.
High resolution detection of chromosome segments involved in deletions, duplications, and long continuous stretches of homozygosity.
10 to 12 days
00918484
81229