Dedicated to providing the most accurate diagnosis and optimal treatment of muscle disorders in horses

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The overarching goal of the equine neuromuscular diagnostic laboratory (NMDL) is to define the basis for neuromuscular disorders in horses, develop accurate, minimally invasive diagnostic tests, and optimal methods for preventing or managing these diseases.

Diagnostic Services

Neuromuscular Lab will be closed and not receiving samples from Dec 25 to Jan 4th

Muscle biopsy testing: The equine NMDL offers specialized muscle biopsy diagnostic services.  For forms, shipping information and pricing click on the links below:

For questions regarding sample submission call: (517) 353-1683 Monday-Friday, 7:30 a.m. - 5:30 p.m. EST. To contact the NMDL directly email: nmdl@cvm.msu.edu.

Genetic testing

Genetic testing is not done at Michigan State but continues to be offered at the University of Minnesota with forms, shipping information and pricing available at this link:

Click here for genetic testing



Information on this site is intended for information purposes for veterinarians to guide in the diagnostic work up of muscle diseases. Owner-diagnosis and owner-treatment of horses is not recommended, and may indeed be dangerous. Owners must consult their veterinarian before implementing any of the treatment recommendation described.