Symptoms of PERIODIC PARALYSIS

In each of the forms of periodic paralysis, the symptoms are somewhat similar. Over a few hours, there is the onset of diffuse weakness or total paralysis. The symptoms may last several hours or may subside over several days. Following the attack, the musculature returns to normal. In some of the hereditary forms, the person awakens at night with severe weakness of the limbs. They are often related to having had a large meal rich in carbohydrates. Attacks occur every few weeks and lessen with advancing age. Periodic paralysis may be associated with hyperthyroid states. Here, rapid or irregular heart beat occurs. There is restlessness and nervousness.