Von Willebrand Antigen (Factor VIII Antigen )

CERNER / EPIC MNEMONIC: VWF:AG

POE DESCRIPTION:
VON WILLEBRAND FACTOR ANTIGEN; VWF:AG; FVIII ANTG

CPT CODE: 85246-90

CDM NUMBER:
3181083

TURNAROUND TIME: 5-7 working days

SPECIAL INSTRUCTIONS:
This test cannot be added onto an existing sample.

CONTAINER TYPE:
Blue citrate tube

COLLECTION: See Section - Specimen Collection Guidelines - Coagulation Specimens.

SPECIMEN REQUIREMENTS:
4.5 mL blood (1.0 mL citrated plasma)

REJECTION CRITERIA:
Specimen hemolyzed; Hct >55%; underfilled tube (QNS)

MINIMUM VOLUME:
Use pediatric tube: 1.6 mL blood (0.5 mL citrated plasma); pediatric tubes must be fully drawn.

REFERENCE RANGE:
See Specialty Labs - Search Test Code 1907

TEST SYNONYM(S): Antigenic Factor VIII; Factor VIII Related Antigen; VWF Antigen

CERNER / EPIC MNEMONIC:	VWF:AG
POE DESCRIPTION:	VON WILLEBRAND FACTOR ANTIGEN; VWF:AG; FVIII ANTG
CPT CODE:	85246-90
CDM NUMBER:	3181083
TURNAROUND TIME:	5-7 working days
SPECIAL INSTRUCTIONS:	This test cannot be added onto an existing sample.
CONTAINER TYPE:	Blue citrate tube
COLLECTION:	See Section - Specimen Collection Guidelines - Coagulation Specimens.
SPECIMEN REQUIREMENTS:	4.5 mL blood (1.0 mL citrated plasma)
REJECTION CRITERIA:	Specimen hemolyzed; Hct >55%; underfilled tube (QNS)
MINIMUM VOLUME:	Use pediatric tube: 1.6 mL blood (0.5 mL citrated plasma); pediatric tubes must be fully drawn.
REFERENCE RANGE:	See Specialty Labs - Search Test Code 1907
TEST SYNONYM(S):	Antigenic Factor VIII; Factor VIII Related Antigen; VWF Antigen