<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, Im experiencing some strange symptoms including diminished vision, peripheral edema and paresthesia. What could be the reason?  <response>: Based on your symptoms, it seems that you may be suffering from Bells palsy. Its a condition that causes facial paralysis and affects the nerves that control the muscles on one side of the face. Other symptoms can include loss of taste, facial drooping or twitching, and difficulty smiling or closing your eye on one side. 