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GRAM STAIN & INTERPRETATION

Important Note

Include: Specimen source.

Gram stain is done on all appropriate specimens as part of routine culture.

Methodology

Microscopic

Specimen Requirements

Gram Stain

Container: Clean glass slide

Specimen Collection:

  1. Place material to be stained on a clean glass slide.
  2. Air dry, do not fix.
  3. Place in slide mailer.
  4. Alternatively, send in AMIES culturette.
  5. Store and transport at room temperature.

Specimen Rejection

1. Exceeding stability requirements

2. Unlabeled specimen

Maximum Laboratory Time

24 - 48 hours

Specimen Transport/Stability

Store and transport refrigerated.

Test Classification and CPT Coding

87205

Day(s) Test Set Up

Daily

Reference Ranges

Gram Stain result varies