Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

WILLIAMS SYNDROME MICRODELETION, PEDS (FISH)

ORDERING INFORMATION:
Sunquest Test Code:
FWILL      Geisinger Epic Procedure Code: FWILL         Geisinger Epic ID: 33423

SPECIMEN COLLECTION
Specimen type:
Whole blood
Preferred collection container:
Specimen required:
5 mL (minimum 2-3 mL) whole blood in green-top sodium heparin tube.

SPECIMEN PROCESSING
Transport temperature:
Room temperature.
Specimen stability:
Room temperature/referigerated: Unspeciifed. Frozen: Unacceptable.
Rejection criteria:
Frozen specimen.

TEST DETAILS
Reference interval:
Interpretive report.
Additional information:
This test is used to detect microdeletions of chromosome 7q11.23, associated with Williams syndrome, using FISH.
CPT code(s):
88271, 88273
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
FISH, Williams (pediatric)
Methodology:
Fluorescence In Situ Hybridization (FISH)
Synonyms:
Quest test code 14609
Clinical significance:
Rule out submicroscopic chromosomal deletion associated with Williams syndrome.

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday-Saturday morning    
Performed stat? No
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