CRGSP - Overview: Cryoglobulin and Cryofibrinogen Panel, Serum and Plasma

Test Catalog

Test Name

Test ID: CRGSP    
Cryoglobulin and Cryofibrinogen Panel, Serum and Plasma

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

Evaluating patients with vasculitis, glomerulonephritis, and lymphoproliferative diseases


Evaluating patients with macroglobulinemia or myeloma in whom symptoms occur with cold exposure

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
CRY_SCryoglobulin, SYesYes
CRY_PCryofibrinogen, PNoYes

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
IMFXCImmunofixation CryoglobulinNoNo

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

If cryoglobulin has a result other than negative, then immunofixation will be performed at an additional charge. Positive cryoglobulins of > or =0.1 mL of precipitate will be typed once.

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

CRY_S, CRY_P: Quantitation and Qualitative Typing Precipitation at 1 Degree C

Includes cryofibrinogen.

IMFXC: Immunofixation

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


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

Cryo Panel, S and P

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

Cryocrit (suggest cryoglobulin-better test)
Cryoglobulin Mixed Determination
Cryoglobulin, Plasma and Serum