/> Third stage. Patient passes into a condition of subacute or chronic

mania, with a slow tendency to decadence of all the powers, idiotic.



Fourth stage. Stage of physical and mental failure and of death. Syphilis

causes most cases. It usually develops between twenty-five and fifty

years. The outlook for such cases is very unfavorable, as the patient

usually dies from one to eight or ten years after the beginning of the

disease.



TREATMENT. There have been great advances made in recent years in the

treatment of persons mentally unsound. They should be placed under proper

treatment at an early stage. The causes have been given so that preventive

measures may be taken.