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Laboratory Medicine

Test Directory / Infectious mononucleosis Screen

Infectious mononucleosis Screen

EDTA

TestInfectious mononucleosis Screen
Common AbbreviationsGF, IM
ProfileFBC & +/- Routine blood film added on the same sample
Clinical IndicationUsed as a screening test for Infectious mononucleosis. If positive a blood film will be added on to morphologically assess the blood.
Specimen TypeBlood
Sample TypeEDTA
Minimum Volume1 x 3 mL (adult) 1 x 0.5 mL (paed) (can be shared with a FBC & Blood film sample)
Special PrecautionsMust be at least half filled
Stability4-6 hours
Turnaround Time75 min (urgent) 6 hours (routine) 3 days for full report including blood film
LaboratoryYork & Scarborough Hospital
Reference IntervalQualitative
LimitationsInfectious mononucleosis heterophile antibodies are present in 80-90% of acute IM cases, but can only be detected in 60-70% of patients during the first week of clinical illness.
Additional Information
Looking down a long bright hospital corridor with treatment rooms on the left and windows on the right. At the bottom of the corridor is one member of staff in a blue nursing uniform

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Update for visitors

Visiting restrictions are in place at our hospitals to stop the spread of norovirus. These restrictions will be in place until further notice.

The following wards are closed to visitors:

There are four exceptions only to the restrictions. These are:

We understand these restrictions can be difficult when a loved one is unwell. The restrictions will be reviewed daily and lifted as soon as it is safe. Thank you for your understanding as we try to reduce the spread of norovirus in our hospitals.