Name: TEG-Patient on Heparin
Test Name: TEG-Patient on Heparin
Health Link Test Code: HCTEGH
LIS Test Code: TEGH
CPT Code(s): 85347, 85384, 85576, 85390 (if lysis ordered)
Clot time-R, Clot strength-K, Angle, Maximum Amplitude and Lysis (if ordered)
Assessment of hemostasis (if patient is receiving heparin)
Days Performed: Daily, 24 hours.
In-Lab Turnaround Time: 2 hours.
Stat In-Lab Turnaround Time: 2 hours.
Collection Container: Light blue top (3.2% NaCitrate)
DO NOT draw through a line containing heparin. The venipuncture MUST be atraumatic to avoid hemolysis, contamination with tissue factor or platelet activation. Tubes must be allowed to fill completely.
If unable to collect 1.8 ml tube (pediatrics only) please call UWHC Coagulation Lab at (608) 263-9617 or UWHC Special Coagulation Lab at (608) 263-5005 for alternate tube and instructions.
Collection Volume: 3.5 mL
Pediatric Collection Volume: Pediatric tube filled to fill mark
2 hours unspun
Sample Analyzed: Whole Blood
Do NOT freeze, refrigerate or centrifuge. Do NOT open tube. Call UWHC Special Coagulation at (608) 263-5005 if questions.
Deliver specimen to UWHC Hospital Laboratory within 1 hour of collection. Call UWHC Special Coagulation at (608) 263-5005 if questions.
Hemolyzed or clotted specimens are NOT acceptable. A partially filled tube is NOT acceptable.
|Age 18 years and up:|
|Clot time-R, Hep||5.0-11.0 min|
|Clot Strength-K, Hep||1.0-4.0 min|
|Angle, Hep||47.0-74.0 degree|
|Max Amplitude, Hep||50.0-73.0 mm|
|Coag Index, Hep||-3.0-3.0|
The use of TEG in pediatric patients has not been cleared by FDA.
Interpretation Type: Reference Interval