Please call Clinical Labs of Hawaii at 808.677.7998 (Option 1) with questions about this test.
Specimen Preparation
1.0 mL (0.5 mL minimum) Serum SST Red top or Plasma Lithium Heparin (Green top)
Centrifuge immediately after collection to separate plasma from cells. If immediate centrifugation is not possible, place in wet ice bath and centrifuge within 1 hour. For serum specimens, allow to clot in wet ice bath and centrifuge within 1 hour. Avoid placing directly on ice as it may hemolyze the specimen.
Stability (from collection to initiation)
Room temperature: 4 days Refrigerated: 4 weeks Frozen: 10 months
Unacceptable Conditions
Hemolysis. Avoid turbid or severely lipemic specimens
Storage/Transport Temperature
REFRIGERATED
Reported
Performed: Sun-Sat Reported: Within 24 hours
Methodology
Enzymatic
Test Site
Clinical Labs of Hawaii
Reference Interval
4.2-13.4 umol/L
CPT Codes
83090
LOINC
13965-9
Specimen Preparation
1.0 mL (0.5 mL minimum) Serum SST Red top or Plasma Lithium Heparin (Green top)
Centrifuge immediately after collection to separate plasma from cells. If immediate centrifugation is not possible, place in wet ice bath and centrifuge within 1 hour. For serum specimens, allow to clot in wet ice bath and centrifuge within 1 hour. Avoid placing directly on ice as it may hemolyze the specimen.
Storage/Transport Temperature
REFRIGERATED
Stability (from collection to initiation)
Room temperature: 4 days Refrigerated: 4 weeks Frozen: 10 months
Unacceptable Conditions
Hemolysis. Avoid turbid or severely lipemic specimens
LOINC
13965-9
CPT Codes
83090
Test Code
HCY
Ordering Code
6828
Reported
Performed: Sun-Sat Reported: Within 24 hours
Methodology
Enzymatic
Reference Interval
4.2-13.4 umol/L
Test Site
Clinical Labs of Hawaii
Summary
Test Code
HCY
Ordering Code
6828
Questions?
Please call Clinical Labs of Hawaii at 808.677.7998 (Option 1) with questions about this test.
Specimen Preparation
1.0 mL (0.5 mL minimum) Serum SST Red top or Plasma Lithium Heparin (Green top)
Centrifuge immediately after collection to separate plasma from cells. If immediate centrifugation is not possible, place in wet ice bath and centrifuge within 1 hour. For serum specimens, allow to clot in wet ice bath and centrifuge within 1 hour. Avoid placing directly on ice as it may hemolyze the specimen.
Stability (from collection to initiation)
Room temperature: 4 days Refrigerated: 4 weeks Frozen: 10 months
Unacceptable Conditions
Hemolysis. Avoid turbid or severely lipemic specimens
Storage/Transport Temperature
REFRIGERATED
Reported
Performed: Sun-Sat Reported: Within 24 hours
Methodology
Enzymatic
Test Site
Clinical Labs of Hawaii
Reference Interval
4.2-13.4 umol/L
CPT Codes
83090
LOINC
13965-9
Collection
Specimen Preparation
1.0 mL (0.5 mL minimum) Serum SST Red top or Plasma Lithium Heparin (Green top)
Centrifuge immediately after collection to separate plasma from cells. If immediate centrifugation is not possible, place in wet ice bath and centrifuge within 1 hour. For serum specimens, allow to clot in wet ice bath and centrifuge within 1 hour. Avoid placing directly on ice as it may hemolyze the specimen.
Storage/Transport Temperature
REFRIGERATED
Stability (from collection to initiation)
Room temperature: 4 days Refrigerated: 4 weeks Frozen: 10 months
Unacceptable Conditions
Hemolysis. Avoid turbid or severely lipemic specimens
