Ablepharon-macrostomia syndrome (AMS; MIM 200110) and Barber-Say syndrome (BBRSAY; MIM 209885) are clinically overlapping ectodermal dysplasias. AMS is characterized by absent eyelids, macrostomia, microtia, abnormally shaped ears and nose, absence of lanugo, redundant skin, and abnormalities of the nipples, genitalia, fingers, and hands.read more
Tests Available
By gene: TWIST2
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Sanger Sequencing
$445
Test Code: 2147
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Deletion / Duplication
$900
Test Code: 2148
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NGS/Del Dup Comprehensive
$1,100
Test Code: 2149
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Test Details
Technical Information
Genes:
TWIST2
Disease Groups:
Skin, Tooth, Nail and Hair Disorders
MIM:
209885
Billing
CPT Codes:
81479 x 1
Ordering
SKU:
2147 Turnaround Time:
Typically 1 to 2 weeks from receipt of a sample in the laboratory. All cases involving ongoing pregnancies will be expedited.
Non-Prenatal Specimens:
- Whole blood: purple-top (EDTA) tube, minimum of 3 ml
- Genomic DNA: a minimum of 3 µg (at a concentration of at least 30 ng/µl)
- Fibroblasts: 2 confluent T-25 flasks
- Saliva: only samples collected in Oragene DNA Self-Collection Kit or Oragene Saliva Collection Kit for Young Children are accepted
Prenatal Specimens:
- Cultured cells: 2 confluent T-25 flasks derived from amnio or CVS samples
- Genomic DNA: a minimum of 3 µg (at a concentration of at least 30 ng/µl)
Shipping:
Ship all specimen types at room temperature by overnight courier. Do not freeze.