|Alternate:||CMV-IgG; Cytomegalovirus IgG|
|Includes:||An immunofluorescent test that detects IgG antibodies to CMV.|
|Available:||Test batched and performed once per week|
|Volume:||0.5 mL Blood
Minimum requirement - 50 ul serum
|Container:||Red top tube|
|Normal:||Titers less than 1:16 are considered negative. A four fold rise in titer between acute and convalescent is indicative of active infection. A single titer of > or =1:256 is usually considered indicative of a current infection.|
|Uses:||Aids in the diagnosis of a CMV infection.|
|Limitations:||A negative titer does not necessarily rule out CMV infection.
If indicated test a convalescent specimen 4 to 6 weeks later to see if there is a fourfold rise in titers signifying a recent infection.
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