| Specimen Type | Specimen Stability | Reference Range |
| Any source | Fluid – 24 hours refrig; BBL culture swab 48 hours at room temp | See Report |
Specimen Requirements0.50ul required Specimen Type:Any source |
Method
Gram stain - microscopy
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Schedule
Monday-Saturday
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Instructions/Notes
Indicate source/site
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Clinical Utility
The Gram stain is used to differentiate gram –negative bacteria from gram-positive bacteria and at the same time determining morphology of the bacteria. The bacterial cell wall composition is the key to the Gram stain method and differentiates the two bacterial groups based on cell color after staining.
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CPT Codes
87205
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