Test Catalog

Test ID: FIXMS    
Hemophilia B, F9 Gene Mutation Analysis, Whole Blood

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

Ascertaining the causative mutation in the F9 gene of patients with congenital hemophilia B (factor IX activity deficiency)

 

Carrier testing of females in whom the familial F9 genotype is unknown

Reflex Tests Lists tests that may or may not be performed, at an additional charge, depending on the result and interpretation of the initial tests.

Test IDReporting NameAvailable SeparatelyAlways Performed
MATCCMaternal Cell Contamination, BYesNo

Testing Algorithm Delineates situations when tests are added to the initial order. This includes reflex and additional tests.

Maternal cell contamination testing will be performed for all cord blood specimens. A maternal whole blood sample is required to perform this test. 

 

The following algorithms are available in Special Instructions:

-Hemophilia Carrier Testing Algorithm

-Hemophilia Testing Algorithm

Special Instructions Library of PDFs including pertinent information and forms related to the test

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

Polymerase Chain Reaction (PCR)/Fluorescent DNA Sequencing

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

Yes

Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

F9 Gene Mutation Screening, B

Aliases Lists additional common names for a test, as an aid in searching

Christmas Disease
F9
Hemophilia B
HB
Factor IX gene