Tay Sachs Special Test for B-1 Variant
Abbrev Code: | MMMISC | ||
Order Code: | LAB4909 | Order Name: | Send Outs Misc Tests |
Synonyms: | Hexosaminidase A (MUGS) | ||
Methodology: | Fluorometric manual method | ||
CPT Codes: | 83080 x1 | ||
Turnaround Time: | Specimens are sent to the reference laboratory Mon-Fri; results are reported within 30-45 days. | ||
Special Instructions: | TEST NOT FOR ROUTINE TESTING. Reserved for carrier status determination on cases where the routine screening method demonstrated ambiguous result on the rare B-1 variant is suspected. Not valid in pregnant women. A signed copy of a genetic testing consent form should be obtained by the requesting facility and documented on the request form. | ||
Compliance: | This test was developed and its performance characteristics determined by Laboratory Medicine and Pathology, Mayo Clinic. This test has not been cleared by the U.S. Food and Drug Administration. |
||
Associated Links: |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 2 mL |
Minimum\Peds Volume: | 0.5 mL |
Container: | Red (no gel) Alternate Containers: Red or gold (gel) |
Processing and Shipping
Specimen Processing: | Centrifuge and aliquot 1 mL, 0.15 mL minimum. Store in freezer. |
Shipping Instructions: | Ship on dry ice. |
Stability: | 5 days refrigerated; 1 year frozen. |
Test Performed at or Referral Lab | Lab Sendouts (Mayo) |
Referral Lab number: | MUGS |
Interpretive
Reference Range: |
|
||||||||
Use: | This test should be ordered when the patient exhibits Tay-Sachs symptoms, but has tested as normal, ambiguous or carrier by either NAGS/8774 Hexosaminidase A and Total Hexosaminidase, Serum or NAGW/8775 Hexosaminidase A and Total Hexosaminidase, Leukocytes. |
Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 3876"