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Test ID: CANW    
Canavan Disease, Mutation Analysis, ASPA

Secondary ID A test code used for billing and in test definitions created prior to November 2011

81780

NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.

Conditional

Useful For Suggests clinical disorders or settings where the test may be helpful

Carrier testing for individuals of Ashkenazi Jewish ancestry

 

Prenatal diagnosis in at-risk pregnancies

 

Confirmation of a suspected clinical diagnosis of Canavan disease in individuals of Ashkenazi Jewish ancestry

Genetics Test Information Provides information that may help with selection of the correct test or proper submission of the test request

Mutations tested for include E285A, Y231X (C->A, C->T), 433(-2)A->G, and A305E.

Reflex Tests Lists test(s) that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial test(s)

Test IDReporting NameAvailable SeparatelyAlways Performed
FBCFibroblast Culture for Genetic TestYesNo
AFCAmniotic Fluid Culture/Genetic TestYesNo
MCCMaternal Cell Contamination, BYesNo

Testing Algorithm Delineates situation(s) when tests are added to the initial order. This includes reflex and additional tests.

For prenatal specimens only: If amniotic fluid (non-confluent cultured cells) is received, amniotic fluid culture/genetic test will be added and charged separately. If chorionic villus specimen (non-confluent cultured cells) is received, fibroblast culture for genetic test will be added and charged separately. For any prenatal specimen that is received, maternal cell contamination studies will be added.

Special Instructions and Forms Describes specimen collection and preparation information, test algorithms, and other information pertinent to test. Also includes pertinent information and consent forms to be used when requesting a particular test

Method Name A short description of the method used to perform the test

Polymerase chain reaction (PCR) analysis is used to test for the following mutations associated with Canavan disease: 433(-2)A->G, Y231X(C->A and C->T), E285A, and A305E.
(PCR is utilized pursuant to a license agreement with Roche Molecular Systems, Inc.)

Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name

Canavan Disease, Mutation Analysis