Haemophilus influenza serotyping

 

Haemophilus influenza serotyping

Laboratory Fee Schedule
Procedure #: MZZ0039A 
CPT: 87147, 
 

Synonym(s):  Serotyping, Grouping 
Requisition Form G-2B
Test Description Serotyping of Haemophilus influenzae 
Pre-Approval Needed N/A
Supplemental Information Required N/A
Supplemental Form(s) N/A
Performed on Specimens from (sources) Human
Sample/Specimen Type for Testing Pure isolate from sterile sites
Minimum Volume/Size Required At least one viable colony
Storage/Preservation Prior to Shipping After overnight incubation at 35 to 37°C w/ ~5% CO2, store slants at ambient temperature.
Transport Medium Appropriate solid medium that supports growth
Specimen Labeling
  • Two patient-specific identifiers required (e.g., patient full name, date of birth, Medical record number)
  • Identifiers on specimen must exactly match submission form.
Shipping and Specimen Handling Requirements
  • Ship according to Dangerous Goods Regulations, IATA, and/or CFR 49.
  • Ship overnight at room temperature.
Method Slide agglutination serotyping 
Turn-around Time 2-14 days
Interferences/Limitations
  • Material must be viable. 
  • Improper storage or shipping temperatures limit organism recovery.
Common Causes for Rejection
  • Insufficient quantity
  • Unacceptable specimen type or source
  • Improper shipping conditions
  • Expired media or collection container
  • Discrepancies between specimen label and submission form
  • Incomplete or missing submission form
Additional Information Only Isolates from invasive cases (normally sterile sites) from children <5 years old are required to be submitted per Texas Administrative code (TAC) chapter 97:  §97.3(a)(4), §97.4(a)(6), and §97.5(a)(2)(C)   https://www.dshs.state.tx.us/idcu/investigation/conditions/.
Isolates from normally sterile sites from >5 years old will also be accepted.  Other sources may require epidemiology approval.