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Comprehensive Muscle Biopsy Workup
2013260
Ordering Recommendation
Mnemonic
MUS REQ
Methodology
Tissue Workup
Performed
Sun-Sat
Reported
1-7 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Muscle biopsy. 
Specimen Preparation
Obtain Muscle/Nerve Biopsy collection kit prior to collection procedure, (ARUP supply #40923) available online through eSupply using ARUP Connect™ or contact Client Services at (800)522-2787. Special fixatives are required; collection instructions are provided with the kit.  
Storage/Transport Temperature
Room temperature. Also acceptable: Refrigerated. Ship in cooled container during summer months. 
Unacceptable Conditions
Specimens submitted with non-representative tissue type. Specimens that are not collected according to the collection instructions provided in the collection kit. 
Remarks
Submit electronic request. If you do not have electronic ordering capability, use an ARUP Anatomic Pathology Form (#32960) with an ARUP client number. For additional technical details, contact ARUP Client Services at (800) 522-2787. Submit clinical history. 
Stability
Ambient: 24 hours; Refrigerated: 24 hours; Frozen; Unacceptable 
Reference Interval
Interpretive Data
Refer to report.

Note
Detailed collection instructions are available in the Muscle Biopsy Collection Kit (#40923) or can be requested by contacting ARUP Client Services at (800) 522-2787. Use of a different collection kit could result in sub-optimal biopsy preparation or fixation and delays in diagnosis. All vials must be labeled with the patients full name and unique identifier. Avoid drying of specimens; make sure the fresh specimens are completely moist with saline gauze and fixed specimen are submerged into the fixative and not caught on vial sides or in the threads of the cap. Please acquire and use ARUPs Muscle Biopsy Collection Kit as the instructions and contents make the muscle collection procedure safer and easier.

Ancillary testing is ordered at the discretion of the ARUP pathologist, additional CPT codes and charges may apply.
CPT Code(s)
88305, 88313, 88314 x3, 88319 x8
Components
Component Test Code*Component Chart NameLOINC
8070000Submitting Physician
8070010Clinical History
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • consultation
  • muscle
  • nerve