Sciatica pain is not a pain of specific area of body. It is actually nerve pain & can happen anywhere on th body. The main areas of body where this pain can happen is back, usually lower back, buttock, hips, back of thigh & calf. Sometimes this pain is so severe that patient suffering from this disease can feel electric shock or jolt. The pain can vary from a mild ache to a sharp, burning pain, inflammation pain, irritation, pinching or compression pain.