Lesion of Popliteal Nerve

Definition:
A wound or injury of the popliteal nerve. A pathological change in the tissues. One of the individual points or patches of a multifocal disease.
Symptoms:
  • Foot drop
  • Weakness of dorsiflexion and eversion of the foot
  • Weakness of extensor hallucis longus
  • Inversion and plantar flexion are normal
  • Anaesthesia over the lower lateral part of the leg and dorsum of the foot; often with little or no sensory loss
  • All reflexes are intact - the ankle jerk is lost in a sciatic nerve lesion
  • wasting of the anterior tibial and peroneal muscles
Causes:
  • Direct injury (trauma)
  • Prolonged pressure on the nerve
  • Compression or entrapment of the nerve by nearby parts of the body or disease-related structures (such as a tumor)
Treatment:
  • ROM and stretching exercises
  • Lower extremity strengthening exercises
  • Gait program