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HelpTest Code QNCS Quantitative Tissue Culture & Stain
Infectious
Specimen and Container/Tube
Specimen Type: Tissue
Preferred Specimen: Anaerobic transport swab, or sterile, sealable, screw-cap container
Volume
Minimum Volume: 0.025 g (adult and pediatric)
Specimen Stability
|
Storage Temperature |
Stability |
|
Room temperature (20 - 25°C) |
24 hours |
|
Refrigerated (2 - 10°C) |
not acceptable |
|
Frozen (-20°C) |
not acceptable |
Collection Instructions
Specimen Collection: Tissue obtained after surgical debridement preferred.
Specimen Transport: Immediate
Specimen Handling and Transport Instructions
UCMC Onsite Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
UCMC Offsite and UC MedLab Outreach Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
Rejection Criteria
- Common specimen rejected situations include: incorrect specimen type, insufficient volume, incorrect collection container, missing or incomplete specimen identifiers, incorrect specimen transport, or specimens outside stability limits.
- Specimens <0.025 grams will be rejected.
- Specimens submitted in preservative will be rejected.
- Specimens >48 hours old will be rejected.
Reference Values
|
Test |
Age |
Sex |
Reference Range |
|
Culture |
All |
All |
No Growth |
| Stain | All | All | No organisms seen |
Turnaround Time
Turnaround times are relative to the time the specimen is received in the test laboratory.
STAT Turnaround Time: Stain only - 1 hour
Routine Turnaround Time: 72 hours
Testing Schedule: Monday - Sunday
Clinical Indications
- Aid in the diagnosis of bacterial infections.
CPT Codes
87176, 87071
LOINC Codes
30687176, 30087071
Methodology
Conventional culture on media
Synonyms/Keyword Search
TISSUE CX/ST/QUANT, CX, CX/BX, BACTERIAL CULTURE, CULTURE
Last Review Date
01/30/2026