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Epic Code LAB1230451 Muscle Biopsy

Important Note

MUST be submitted to pathology in sterile specimen container on saline MOISTENED gauze. Refrigerate or keep container on ice.

Test Name Alias

Muscle, Tendon 

Interface Order Alias


Clinical Information

Muscle biopsies are performed in individuals who are suspected of having an inherited muscle disease (a muscular dystrophy) or an acquired muscle disease which is most often caused by inflammation of the muscle. For most patients, an open muscle biopsy is needed to get a large enough sample for detailed testing. 

Ordering Instructions

Notify Histology of scheduled procedure at least 24 hours in advance at (616) 267-2620.

Collection Instructions

Specimen Collection: Tissue


Container(s): Sterile Container on Saline Moistened Gauze

Minimum Volume to Collect: 

Adults-Three 1.1cm pieces of unclamped tissue, or 3cm of clamped tissue along the longitudinal orientation of the muscle fibers and away from the tendon insertion.

Pediatric-1.5 x 1.0 x 0.5 cm piece of unclamped tissue. The specimen should be taken from the mid-portion of a muscle, free of tendon, aponeurosis, or other dense connective tissue.


Collection Instructions:

  • Deliver to lab immediately


Processing Instructions (Laboratory, Outpatient or Off-site collection)

Outpatient Transport Temperature: Refrigerated

Rejection Criteria

  • Specimens placed in formalin are not acceptable.

Performing Department


Performing Department Laboratory Location


CDM Code

HC REF MISC [3000000003]

Epic Test ID


Reviewed Date