ARUP's Laboratory Test Directory

Streptococcus pneumoniae Antigen, CSF : 0061162

Mnemonic: SPN CSF

Methodology: Immunochromatographic Assay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect:  CSF.

Transport:  1 mL CSF at 2-8°C. (Min: 0.5 mL)

Submit specimen according to Biological Substance, Category B, shipping guidelines.

Pediatric Collection/Transport:  

Submit specimen according to Biological Substance, Category B, shipping guidelines.

Unacceptable Conditions:  Samples from patients taking antibiotics for more than 24 hours.

Stability:  Stability: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 2 weeks
Reference Interval:
Negative
Interpretive Data: False-positives may occur because of cross-reactivity with other members of S. mitis group.  Clinical correlation is recommended.
Note: Patients who have received the S. pneumoniae vaccines may test positive in the 48 hours following vaccination.  It is recommended to avoid testing within five days of receiving vaccination.  Samples from patients taking antibiotics for more than 24 hours may cause a false-negative result.
CPT Code(s): 87899
 
 

 

 

 
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