There are several conditions that can cause facial paralysis. Causes of facial paralysis include; viral infections, traumatic injuries, birth defect and tumors. Bells palsy and Ramsay Hunt syndrome are among the most frequent causes of facial. These are viral infections that affect the facial nerve. Fortunately, most people with facial paralysis from viral infections have complete recovery with timely and appropriate treatment. Injuries to the head and face that involve the facial nerve can also result in facial paralysis. Tumors of the facial nerve and tumors in the vicinity of the facial nerve can result in facial paralysis. Treatment of these tumors may involve removal of a portion of the facial nerve that will lead to facial paralysis. Congenital facial paralysis is present at birth and affects a small number of children. Congenital paralysis is usually a result of defects in the facial nerve or facial muscles.