Granulomatous Interstitial Polymyositis and Intramuscular Neuritis
An idiopathic inflammatory disease characterized by lymphohistiocytic cellular infiltration into the interstitial space of muscles and intramuscular neurons.
Age of Onset: 5-6 years of age
Sex Predisposition: Any sex of animal can be affected
Clinical Course:
Clinical signs worsen over time
Clinical signs worsen over time
Clinical Signs:
Posture and Appearance
Paretic tail- low tail carriage
Poor body condition
Movement
“Bunny-hopping” gait
Hypoflexion of hip joint
Lameness
Paraparesis
Proprioception
Postural reaction deficits
Cranial Nerves
Laryngeal paralysis causing dysphonia
Spinal Reflexes
Decreased spinal reflexes
Muscle Atrophy
Diffuse muscle atrophy (may be unilateral)
Pain Sensation
Muscle pain
Posture and Appearance
Paretic tail- low tail carriage
Poor body condition
Movement
“Bunny-hopping” gait
Hypoflexion of hip joint
Lameness
Paraparesis
Proprioception
Postural reaction deficits
Cranial Nerves
Laryngeal paralysis causing dysphonia
Spinal Reflexes
Decreased spinal reflexes
Muscle Atrophy
Diffuse muscle atrophy (may be unilateral)
Pain Sensation
Muscle pain
Neuromuscular
Unknown
To read more about this disease click below:
