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Test Code QCSA Quantitative Tissue Culture & Stain w Anaerobes

Important Note

Call lab at 773-702-6133 for anaerobic transport tube.

Infectious

Additional Codes

QNSC

Specimen and Container/Tube

Specimen Type: Tissue

Preferred Specimen: Sterile, sealable, screw-cap container

Other Acceptable specimens: Anaerobic transport

Volume

Minimum Volume: 0.25 g

 

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: Obtained after surgical debridement is 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 submitted in preservatives will be rejected.
  • Specimens older than 48 hours 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

  • Quantitative cultures are used to differentiate between colonization and infection.
  • Aid in the identification of clinically significant organisms in tissue cultures of nonhealing wounds.

Methodology

Conventional culture on media using quantitative procedure

CPT Codes

87073, 87176, 87071, 87205

LOINC Codes

30687073, 30687176, 30087071, 30587205

Synonyms/Keyword Search

TISSUE QUANT/CX/ST/ANA, CX, CX/STAIN, ANA CX, CX/BX, BACTERIAL CULTURE, CULTURE

Last Review Date

03/13/2026