Test Code C WND Culture, Wound
Performing Laboratory
CCHS-Christiana Care Health ServicesMethodology
CultureIncludes Gram stain.
Reference Values
No growthPhysician Office Specimen Requirements
Specimen must be delivered to laboratory within 1 hour of collection.
Acceptable Specimens:
Abscess, aspirate, burn, drainage, exudate, lesion, pus, skin, transudate, ulcer, or wound
Submit only 1 of the following specimens:
Aspirate
Container/Tube: Screw-capped, sterile container
Specimen: Obtain aspirate specimen from advancing margin of lesion.
Collection Instructions: Cleanse area around lesion with a disinfectant to remove superficial skin flora. Remove exudate and firmly sample from advancing margin of lesion. Maintain sterility and forward promptly.
Note: Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.
Fluid
Container/Tube: Screw-capped, sterile container
Specimen: Fluid
Collection Instructions: Maintain sterility and forward promptly.
Note: Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.
Tissue/Tissue Scrapings
Tissue or tissue scrapings are better specimens than swabs.
Container/Tube: Screw-capped, sterile container
Specimen: Tissue/tissue scrapings
Collection Instructions: Cleanse area around lesion with a disinfectant to remove superficial skin flora. Remove exudate and firmly sample from advancing margin of lesion. Maintain sterility and forward promptly.
Note: Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.
Day(s) Test Set Up
Monday through SundayRoutine Turnaround Time
Gram stain: <8 hours
Preliminary: 24 hours
Final: 72 hours
STAT Turnaround Time
Gram stain: ≤1 hour