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PIK3CA MUTATION ANALYSIS
Test Code
16897X
Preferred Specimen(s)
FORMALIN FIXED PARAFFIN EMBEDDED TISSUE
Transport Container
PARAFFIN BLOCK
Transport Temperature
ROOM TEMPERATURE
Specimen Stability
ROOM TEMPERATURE: INDEFINITE
REFRIGERATED: INDEFINITE
FROZEN: DO NOT FREEZE
Methodology
Polymerase Chain Reaction (PCR) • Sequencing
Performing Laboratory
Nichols Institute
33608 Ortega Hwy.
San Juan Cap, CA 92690
Setup Days
MON - FRI
Report Available
6 DAYS
Reference Range(s)
Not detected
Clinical Significance
PIK3CA mutation has been associated with poor prognosis in endometrial, breast and colorectal cancers. Mutations in exons 9 and 20 of PIK3CA ave also been associated with resistance to cetuximab therapy in patients with colorectal cancer.
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
(The CPT codes provided 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 payer being billed.)
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