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Ethosuximide, Serum

Test ID: ETHOS

Test

Method

HPLC

Report Includes

Ethosuximide

Specimens

Avoid gel separator tubes; Serum

Test Location

Hospital for Sick Children, 555 University Avenue, Toronto ON M5G 1X8

Test Version

5-May-2023

Specimen

Specimens

Avoid gel separator tubes; Serum

Sample Volume

1 mL

Minimum Volume

0.5 mL

Specimen Comment

Avoid gel separator tubes.

Collection & Handling

Collection Instructions

Collect trough specimen (i.e. collected within 1 hour prior to next dose or at least 12 hours after last dose.)

Handling Information

Store and send cold or frozen.

Stability

Refrigerated 30 days
Frozen 90 days

Test Version

5-May-2023

Performance / Interpretation

Method

HPLC

Turnaround Time

5 days

Results

Name Units Reference Range Conversion Factor
Ethosuximide µmol/L
  • Therapeutic: 280 - 710
mg/L x 7.08

Test Location

Hospital for Sick Children, 555 University Avenue, Toronto ON M5G 1X8

Test Version

5-May-2023

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
ETHOS 2909Ethosuximide umol/L

Test Version

5-May-2023