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Dystrophin Muscle Biopsy

Important Note

Test is available only on males.

Sample must arrive in lab frozen.

Place in a labeled plastic cryo vial and freeze immediately on dry ice or in liquid nitrogen.

Clinical System Name

Miscellaneous Test

Synonyms

DMD/BMD Western Blot
Duchenne/Becker Muscular Dystropy, Muscle

Sample Requirements

Specimen:  Muscle Tissue

Container(s): Cryovial

Preferred Vol: 10 mg

Minimum Vol: 5 mg

 

Note: Test is available only on males.

Place in a labeled plastic cryo vial and freeze immediately on dry ice or in liquid nitrogen.

Processing Instructions

Reject due to:

Spin: N

Aliquot:N

Temp: -70 C

Storage location:   Store sample at -70° C until shipped

 

Off-site collection:

Place in a labeled plastic cryo vial and freeze immediately on dry ice or in liquid nitrogen.

Stability

Specimen Type Temperature Time
Tissue Room temp

N
  Refrigerated N
  Frozen

 

 

Availability

STAT Performed TAT
N Collected daily 4 - 5 w

 

Performing Laboratory

Athena Diagnostics

200 Forest Street, 2nd Floor

Marlborough, MA 01752

 

Phone Number: (800) 394-4493, Extension 2

Department

Department: Send Outs

Phone Number: (206) 987-2563

CPT Codes

88371

Methodology

Method: Western Blot

Analytical Volume: None specified

Limitations:

Reference Range

Dystrophin Quantity Consistent with a Diagnosis of:
<3% of normal Duchenne Muscular Dystrophy
20% of normal or greater Mild/Moderate Becker Muscular Dystrophy
3 - 10% of normal Severe Becker Muscular Dystrophy (degradation fragment often present)

 

Dystrophin test results should be correlated with the patient's clinical presentation.
 

Send Out Instructions

Reference Test Name: Dystrophin Protein Test
Reference Test Number:

100
Instructions:

Ship via FedEx overnight. Fill out a copy of the Athena requisition found online. Ship Mon - Wed with dry ice.

 

Special Instructions

Links to:

Athena Diagnostics

Description

To copy for new tests