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Test Code PAG Urinary Pneumococcal Antigen

Infectious

Specimen and Container/Tube

Specimen Type: Urine

Preferred Specimen: Sterile, sealable, screw-cap container

Other Acceptable specimens: Urine gray-top tube

Volume

Minimum Volume: 4 mL

Specimen Stability

Storage Temperature

Stability

Room temperature

(20 - 25°C)

24 hours

Refrigerated

(2 - 10°C)

 14 days

Frozen

(-20°C)

14 days

Collection Instructions

Specimen Collection: Early morning, clean-catch urine is best.
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. If transport is delayed, refrigerate specimens prior to transport.

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. 

Reference Values

 

Test

Age

Sex

Reference Range

S. pneumoniae antigen

All

All

Not Detected

Turnaround Time

Turnaround times are relative to the time the specimen is received in the test laboratory. 

STAT Turnaround Time: not available

Routine Turnaround Time: 24 hours

Testing Schedule: Monday - Sunday

Clinical Indications

  • Aid in the diagnosis of both pneumococcal pneumonia and pneumococcal meningitis.
  • The accuracy of this test has not been proven in young children.

CPT Codes

87449

LOINC Codes

30287449

Methodology

Immunochromatographic assay

Synonyms/Keyword Search

URINARY PNEUMOCOCCAL ANTIGEN, Strep pneumo, Strep pneu

Last Review Date

10/02/2025