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Specimen Collection Manual and Test Catalog

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CHILDHOOD-ONSET EPILEPSY PANEL, GENEDX

Geisinger Epic Procedure Code:  LAB1981    Geisinger Epic ID:  47630

SPECIMEN COLLECTION
Specimen type: 

EDTA whole blood (preferred) OR 2 buccal swabs


Preferred collection container: 
Alternate collection container: 
3 mL lavender-top (K2 EDTA) tube
Specimen required: 

2-5 mL EDTA whole blood OR 2 buccal swabs



SPECIMEN PROCESSING
Transport temperature: 

Refrigerated.


Specimen stability: 

Refrigerated: 7 days.



TEST DETAILS
CPT code(s):  81189, 81404, 81405 x2, 81406 x2 , 81407
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: 

GENES: ADSL, ALDH5A1, ATP1A3, ATRX, CACNA1A, CASK, CDKL5, CHD2, CHRNA2, CHRNA4, CHRNA7, CHRNB2, CLCN4, CLN3, CLN5, CLN6, CLN8, CNTNAP2, CSTB, CTSD, DDX3X, DEPDC5, DYRK1A, EEF1A2, EHMT1, EPM2A, FOLR1, FOXG1, GABRA1, GABRB2, GABRB3, GABRG2, GAMT, GATM, GNAO1, GOSR2, GRIN1, GRIN2A, IQSEC2, KANSL1, KCNA2, KCNC1, KCNMA1, KCNT1, KCTD7, KDM6A, KIAA2022, LGI1, MAGI2, MBD5, MECP2, MEF2C, MFSD8, NALCN, NGLY1, NHLRC1, NPRL3, NRXN1, PACS1, PCDH19, PIGN, PNKP, POLG, PPP2R5D, PPT1, PURA, SCN1A, SCN1B, SCN2A, SLC19A3, SLC2A1, SLC6A1, SLC6A8, SLC9A6, SMC1A, SPATA5, STX1B, SYNGAP1, TBC1D24, TCF4, TPP1, UBE3A, WDR45, ZEB2.


Methodology: 
Deletion/Duplication Analysis
Next Generation Sequencing
Synonyms: 

GeneDx code 542, COEPPL


Clinical significance: 

Molecular confirmation of a clinical diagnosis. To assist with decisions about treatment and management of individuals with epilepsy. Testing of at-risk relatives for specific known mutation(s) previously identified in an affected family member. Prenatal diagnosis for known familial mutation(s) in at-risk pregnancies.


Review Date:  12/12/2024

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