Standard CPR is performed with the person in supine position. Prone CPR or reverse CPR is CPR performed on a person lying on their chest, by turning the head to the side and compressing the back.
Non-spinal structural causes of weak legs may include sacroiliac joint pain syndromes and piriformis syndrome. Non-sciatica related sources of weakness in the legs may include diabetes, peripheral neuropathy and various circulatory and neurological conditions.
1 If your painful leg is weaker than the other leg, you may have nerve root compression at the second, third, or fourth lumbar vertebrae (L2, L3, or L4 region). 2  Ankle dorsiflexion. 3  While you are in the sitting position, your doctor pushes down on your feet while you try to pull your ankles upward.he nerves that carry messages to and from your legs come from your low back. By checking your muscle strength, your reflexes, and your sensation (feeling), your doctor can tell whether there is pressure on a nerve root coming from your spinal column. He or she can often also tell which nerve root is involved.