The signs of limbs being out of joint are deformity, swelling, and a hollow where none should be, shortening or elongation, pain and immobility of the limb.

Broken Neck, Or Back

This is nearly always accompanied by a fracture. It may be produced by convulsions, falls, hanging, etc. The chances of life are small, on account of injury done to the spinal marrow, or the action of the diaphragm may be suspended by compression of the phrenic nerve.

TREATMENT. -- Lay the person (if in the neck) on his back, plant your knees on the patient's shoulders, grasp the head firmly, pull gently, and at the same time put the head into its proper place; but this must be properly and gently done, or else you may do great harm. If in the back, do nothing.