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Lab Test Dictionary

Sinus Culture


Maxillary Sinus Culture

Specimen Type

Sinus aspirate

Performing Lab

RCHSD Microbiology

Epic ID


Lab Test Days

upon receipt

Standard TAT

3 days

Stat TAT


Collection Information

Specimen Required

Sinus aspirate

Container Type

Sterile Container

Collection Instructions

Collect material from maxillary or frontal sinuses using syringe aspiration. Cap syringe or transfer to sterile container and transport to the laboratory immediately.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

deliver to lab within 30 minutes.

Rejection Criteria

Significant delay in transport. Nasal swabs.

Processing Instructions

Sinus or Nasal drainage is unacceptable as this material will be contaminated with routine respiratory flora.

Included Tests

Includes aerobic / anaerobic culture and Gram stain.