Newcastle Laboratories

Aspergillus Antigen Test

Clinical Background:

May be used to diagnose Invasive aspergillosis in the absence of positive cultures. Serum galactomannan can often be detected at a mean of 7 to 14 days before other diagnostic clues become apparent...

May be used to diagnose Invasive aspergillosis in the absence of positive cultures. Serum galactomannan can often be detected at a mean of 7 to 14 days before other diagnostic clues become apparent, and monitoring of galactomannan can potentially allow initiation of preemptive antifungal therapy before life-threatening infection occurs

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Test Details

  • Discipline:

    Microbiology

    Microbiology

  • Specimen Container Adult:

    Clotted blood - Gold SST BAL sample in sterile universal

    Clotted blood - Gold SST BAL sample in sterile universal

  • Specimen Container Paediatric:

    Clotted blood BAL sample in sterile universal

    Clotted blood BAL sample in sterile universal

  • Minimum Volume Adult:

    5 ml

    5 ml

  • Minimum Volume Paediatric:

    1 ml

    1 ml

  • Special Requirement:

    Send to laboratory as quickly as possible. If delays likely, refrigerate at 2-8 deg C

    Send to laboratory as quickly as possible. If delays likely, refrigerate at 2-8 deg C

  • Sample Stability:

    Stable for up to 24 hours

    Stable for up to 24 hours

  • Transport Requirements:

    Standard

    Standard

  • Add On Test:

    N/A

    N/A

  • Quality Assurance:

    Inter lab comparisons

    Inter lab comparisons

  • Reference Ranges:

    Index value 0.5 Positive

    Index value 0.5 Positive

  • Factors Affecting Result:

    If delays likely, refrigerate at 2-8 deg C

    If delays likely, refrigerate at 2-8 deg C

Availability:

Performed weekly during core hours

Turn Around:

7 days

Send To:

Department of Microbiology

Freeman Hospital
Freeman Road
Newcastle upon Tyne
NE7 7DN

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