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Test Code WT1 UM WT1 Sequencing

Clinical System Name

WT1 Sequencing


Wilms Tumor


Prevention Genetics


Sample Requirements

Specimen: Whole Blood

Container(s): Lavender Top or EDTA, Yellow/ACD

Preferred Vol: 3 - 5 mL

Minimum Vol: 1 mL for small infants


Specimen: DNA

Container(s): Sterile plastic tube

Preferred Vol: 15μg at a concentration of 20 μg/ml

Minimum Vol:


Note: Send blood promptly to Lab for processing

Processing Instructions

Reject due to:

Spin: N

Aliquot: N

Temp: 2-8 C

Storage location: Refrigerate blood in CPA refrigerator Sendouts rack.


Off-site collection: Send whole blood refrigerated.


Specimen Type Temperature Time
Whole blood Room temp 48 h
Whole blood Refrigerated 7 d
Whole blood Frozen N
Extracted DNA Room temp 3-4 d
Extracted DNA Refrigerated 1 y
Extracted DNA Frozen Indefinitely




2-3 wk (Max 30d)


Performing Laboratory

Prevention Genetics


Department:  PreventionGenetics, 3800 S. Business Park Ave., Marshfield, Wisconsin 54449

Phone Number: (715) 387-0484


Reference Range

Interpretive report is provided.


Method:  Sanger sequencing

Analytical Volume:


CPT Codes

81405x1 (updated 2/11/2016 by dstern) 

Clinical Utility

Prevention Genetics

Send Out Instructions

Reference Test Name: WT1 Sanger Sequencing
Reference Test Number: 1003
Instructions: Ship whole blood overnight, ambient temperature. PreventionGenetics accepts Saturday delivery.