Wound swab
General Information:
Wound secretions are taken in the case of infection of the wounded surface after surgery, the presence of secretion, control by the treating physician.
Most often isolated microorganisms from wound secretions:
Surgical and traumatic wounds:
- S.aureus
- Enterobacteriaceae
- Enterococci
- Streptococci
- P.aeruginosa
- Други НФГБ
- Анаероби
- Corynebacterium spр.
Burns:
- P.aeruginosa
- S.aureus
- Enterobacteriaceae
- Candida spp.
Osteomyelitis:
- S.aureus
- Enterobacteriaceae
- P.aeruginosa
- Анаероби
- Streptococci
Sample Required:
The material must be taken with sterile gloves and a sterile swab. Prior to collection, a disinfectant for skin and a sterile syringe with a sterile needle for exudate, pus or puncture is prepared. Curette (sterile) can be used in chronic mycotic processes.
The wearer performs hygienic hand treatment and puts gloves.
In wounds without exudate: Preliminary disinfection of the skin is not performed, and after removing the surface layers, a wound depth secretion is taken with a sterile cotton swab. The swab closes immediately and transported. You can also use the Amies or Stuart transport environment.
In deep wounds with exudate: After preliminary disinfection of the skin, the exudate is aspirated with a sterile needle in a sterile syringe.
Material taken from the supernatant slurry without pre-treatment is not suitable for microbiological testing.
In deep, closed (abscissa) abscesses: the skin is disinfected and material of pericardial, pleural, pus, synovial fluid is taken by syringe puncture
In localized infections - cellulites, fasciitis, micro-necrosis
After wound surgery, a piece of tissue (infected or necrotic) is taken. The tissue is placed in a transport media or in a sterile container and transported within 2 hours.
Key words:
Wound swab, bacteria, infection