Austin Pathology

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Influenza Serology

Ordering Information

An acute sample and a convalescent sample (collected 3-4 weeks later) will be tested in parallel.

The preferred diagnostic option for respiratory viruses is Respiratory Multiplex PCR on nose and throat swabs.

Laboratory
Referred Test
Specimen
Blood
Container
Serum tube (gold cap OR red cap w. yellow insert)
Additional Collection Instructions

Collect both acute and convalescent specimens.

Minimum Adult Volume
5mL
Minimum Paediatric Volume
None
Notes

Influenza seroconversion may take up to 21 days after infection.  Acute bleed is stored until convalescent bleed is received in 2 - 3 weeks and tested in parallel.

Frequency
Weekly
Reference Interval

Four fold increase in titre is significant. 

Test Code
INFS
Container ID
S, SP
Storage Instructions
Store at 4°C
Transport Instructions
Transport at 4°C
External Laboratory
VIDRL (Victorian Infectious Diseases Reference Laboratory)