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Mononucleosis
Alternative Names/Synonyms
Detection of infectious mononucleosis heterophile antibodies (IgM)
Laboratory
Microbiology
Sub-section
Serology
Specimen Type
○ Whole blood ○ Serum
Other Information
○ IgM antibodies appear in serum of 85-90% of patients with infectious mononucleosis within 2-3 weeks of illness onset.
Specimen Requirements (Tube Type)
○ Serum separator tube (clotted blood)
Collection Requirements
○ Decontaminate skin with 70% alcohol followed by iodine or chlorhexidine, collect at least 5 mL of blood
Sample Stability
Refer to section Sample Processing / Delivery
Referral Laboratory
In-house
Routine Turnaround Time
○ Up to 3 days
Laboratory Contact Information
416-586-4800 extension 4560
Approval Required
NO
Sample Processing / Delivery
○ Label specimen container. Place specimens in biohazard bag and seal.
○ Specimens should be stored and transported to the UHN/SH Microbiology Laboratory at room temperature (20-25˚C) immediately after collection.