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Test ID: FB12    
Vitamin B12 and Folate, Serum

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

Investigation of macrocytic anemia

 

Workup of deficiencies seen in megaloblastic anemias

 

Investigation of suspected folate deficiency

Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.

Test IDReporting NameAvailable SeparatelyAlways Performed
B12Vitamin B12 Assay, SYesYes
FOLFolate, SYesYes

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

See Vitamin B12 Deficiency Evaluation in Special Instructions.

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

B12: Immunoenzymatic Assay

FOL: Competitive Binding Receptor Assay

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

Vitamin B12 and Folate, S

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

B(12) Assay, B12 + Folate - ORDER 9156
B12 Assay
B12 Deficiency
B12/Folate, Serum
CblC
Cobalamin
Cobalamin Deficiency
Folate and Vitamin B12 - ORDER 9156
Folate, Serum
Folate/Vitamin B12, Serum
Folic Acid - ORDER 9198
Pteroylglutamic Acid
Vitamin B12
Cyanocobalamin