Nerve sheath tumors are tumors that originate from the myelin sheath that covers the peripheral and spinal nerves. This tumor affects nervous system of the body and compromises the functioning ability of the peripheral and/or spinal nerves and which reside or extend outside the central nervous system (CNS). Over 80 percent of such tumors affect the forelimbs of dogs. Any breed and gender may be affected.
Common symptoms of nerve sheath tumor are:
Progressive and chronic lameness in forelimb (common symptom)
Muscle wasting
Decreased muscle tone
Uncoordinated movements
Limb weakness