How is sciatica symptom?

summary

Sciatica is a syndrome characterized by pain in sciatic nerve pathway and distribution area. The vast majority of cases of sciatica are secondary to the stimulation, compression and damage of sciatic nerve caused by local and surrounding structures of sciatic nerve, which is called secondary sciatica; A few are primary, namely sciatic neuritis. How is sciatica symptom? Let's talk about it

How is sciatica symptom?

The pain is mainly confined to the sciatic nerve distribution area, the back of thigh, the posterolateral side of leg and foot. Patients with severe pain can show a unique posture; Waist flexion, knee flexion, toe landing. If the lesion is located in the nerve root, the pain will be aggravated when the pressure in the spinal canal increases (cough, exertion).

The degree of muscle weakness may vary greatly according to the cause of disease, the location of lesion and the degree of damage. There may or may not be tenderness of the sciatic nerve trunk at the sciatic notch.

The presence of sciatic nerve stretch sign, Lasegue sign and its allele sign is often parallel to the severity of pain. The sign of sciatic nerve root or nerve trunk disappeared under local anesthesia. Achilles tendon reflex decreased or disappeared, and knee reflex increased due to stimulation.

matters needing attention

First of all, we should deal with the cause of treatment, and pay attention to symptomatic treatment, all sciatica should rest in bed, sleep hard bed. Application of vitamin B drugs, analgesic treatment, in the cause of unknown before the temporary physical therapy.