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Abscess/Wound Aspirate Culture

eDH Procedure Code(s)

LAB503 Abscess/Wound Aspirate Culture, Aerobic Only
LAB3164 Abscess/Wound Aspirate Culture, Aerobic & Anaerobic

Test Information

This test order is for deep wounds and invasively collected abscesses

Collection Information

Deep Wound including bites, should be cultured only if there is purulence, chronic drainage or non-healing.


Abscesses that are closed off and not yet draining externally should be aspirated and the pus/purulent fluid sent for culture. Aspirate infected material with a needle and syringe. DO NOT SEND THE NEEDLE.


Drainages – Abdominal, chest tube and biliary drainages are the most commonly submitted drainages. Drainage fluid should be freshly collected by direct aspiration of fluid from the area being drained and should NEVER be collected from a bag due to organism overgrowth.

Specimen Information

Specimen Type Specimen Source Acceptable Containers Minimum Test Volume (mL)
Varies Varies E-Swb-R 1.0

Shipping and Handling


Transport Temperature: Refrigerated

Specimen Stability (eSwab)
Ambient: 48 hours
Refrigerate: 48 hours
Specimen Stability (Sterile Container)
Refrigerate: 24 hours

Test Components

Component LOINC Code
ABSCESS/WOUND ASPIRATE CULTURE 43407-6
GRAM STAIN 664-3

Turnaround Time (TAT)

2 Days

CPT Code(s)

87070

Performing Lab Section

Microbiology

Performing Lab(s)

Cheshire Medical Center Laboratory (CHE)
Dartmouth Hitchcock Medical Center Laboratory (MHMH)