Which of the following is a characteristic of poliomyelitis -
<p> A history of fever at the time of onset of paralysis is suggestive of polio. The paralysis is characterised as descending.i.e.staing at the hip then moving down to the distal pas. It is asymmetrical paralysis.. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:205-206. <\p>