Von Willebrand disease, type 2A (VWF) sequencing exon 28 with reflex to 9 exons

Alphabetical Test listing

Von Willebrand disease, type 2A (VWF) sequencing exon 28 with reflex to 9 exons-994

Test name:

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

VWD platelet type 2A reflex
VWF2A sequencing

Useful for:

Molecular testing to confirm a phenotypic diagnosis of von Willebrand disease type 2A

Specimen type:

EDTA whole blood

Collection container:

Lavender (EDTA), 4mL

Volume:

3.0 mL

Minimum volume:

1.0 mL

Collection instructions:

Immediatley following collection, mix sample thoroughly by gentle inverting 8 - 10 times, to prevent clotting

Transport container:

Lavender (EDTA), 4mL

Alternate specimen type:

ACD (A or B) whole blood

Alternate collection container:

Yellow ACD (A or B)

Alternate transport container:

Yellow ACD (A or B)

Transport and stability:

Refrigerated (preferred) - 1 week

Ambient - 72 hours

Frozen - NO

Performing lab:

ARUP (2005480) via LabCorp (009985): R-NX

Days set up:

Varies

TAT:

21 - 28 days

Method:

Polymerase Chain Reaction/Sequencing

Reference ranges:

See report

CPT codes:

81403
81405 (if appropriate)

Date created:

06/01/2020

Review date:

06/02/2020