Streptococcus Group B with Susceptibility Culture [15090X]

Test Code

14537

CPT Codes
87081

Includes

If culture is positive, identification will be performed at an additional charge, (CPT code(s): 87077 or 87140 or 87143 or 87147 or 87149).
Antibiotic susceptibilities will be performed on Group B streptococcus isolates (CPT code(s): 87181 or 87184 or 87186).

Preferred Specimen

Vaginal or rectal swab submitted in Amies gel transport medium (blue-top) or ESwab

Other Acceptable Specimens

Swab collected in Amies liquid medium (red-cap), or Liquid Stuart transport medium

Instructions

⁠⁠⁠⁠⁠⁠⁠Prepartum patients: Obtain one or two swabs of the vaginal introitis and the anorectum as recommended by the CDC using Liquid Amies (red-cap), gel (blue-cap) or ESwab bacterial transport medium, or equivalent.

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 48 hours
Refrigerated: 48 hours
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Expired transport device • Viral transport device • DNA probe transport device

Methodology
Bacterial Culture, Aerobic Isolation and Identification Procedure including Broth Enhanced Culture and Susceptibility

Setup Schedule

Set up: Daily (all shifts); Report available: 4 days

Reference Range

See Laboratory Report

Clinical Significance

Group B streptococci can be one of the most significant pathogens in the neonatal period. The organism is transmitted to the newborn through the birth canal. Prepartum vaginal introitus and anorectal cultures are important to determine carriage.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.