Comparative Neuromuscular Laboratory
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Myositis

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The term myositis refers to inflammation in muscle. Inflammation can be localized to specific muscle groups (as in masticatory myositis or extraocular myositis) or generalized affecting many muscle groups (immune-mediated polymyositis, dermatomyositis,infectious myositis or as a paraneoplastic syndrome). In this section representative cases for different forms of myositis will be presented along with general information.

  • Most Commonly Asked Questions about Masticatory Muscle Myositis

  • What is the 2M antibody test and when is this test indicated?

  • Jaw pain and unilateral swelling of the temporalis muscle in a 12-year-old Welsh Springer Spaniel

  • Idiopathic myositis presenting as cervical myalgia in a Petite Basset Griffon Vendeen

  • Immune-mediated dermatitis and myositis in a 8-year-old Siberian Husky mix

  • Two year old Labrador Retriever with gait abnormality

  • Chronic stiff-stilted gait and swollen joints in a 3 year old FS Cairn terrier

  • Persistently elevated serum creatine kinase activity in a 5 year old FS Rhodesian Ridgeback

  • Restricted jaw mobility in a 3 year old female Golden Retriever

  • Bacterial Myositis Presenting with Severe Lumbosacral Pain and Neurological Deficits

  • Inability to open the jaw in a Chow Chow

  • Extraocular myositis in a 9 month old FS Golden Retriever

  • Long-term Follow-up of a Corgi with Polymyositis and Tongue Atrophy

  • Unilateral presentation of masticatory muscle myositis in a 1 year old FS Golden Retriever

  • What are antistrial antibodies and when is testing indicated?

  • Thoracic Limb Contractures, Regurgitation, and Urinary Incontinence in a 3 year old FS Boxer with Polymyositis

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