College of Veterinary Medicine

Veterinary Diagnostic Laboratory

Equine Neuromuscular

Updated January 28, 2016


The Equine Neuromuscular and Genetics Diagnostic Laboratory is dedicated to providing the most accurate diagnosis and optimal treatment of muscle disorders in horses. We offer genetic and muscle biopsy testing for a variety of diseases.

Genetic Testing

  • Polysaccharide storage myopathy type 1 (PSSM–GYS1 Mutation)
  • Malignant hyperthermia (MH)

For information on equine genetic research visit The Equine Genetics and Genomics Laboratory website at

For clinical information on equine neuromuscular diseases visit The Equine Neuromuscular Diagnostic Laboratory website at

Muscle Biopsy Testing

As of December 21, 2015, muscle biopsy testing will no longer be offered at the University of Minnesota and will transition with Dr. Valberg to Michigan State University beginning January 4, 2016.

Submission information at Michigan State:


VDL Horses in the Snow

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  • Last modified on July 9, 2014