senile psychosis

For subjects he chose men aged 49 to 85 whose memories had been impaired by severe hardening of the brain's arteries or by the deterioration of aging generally known as senile psychosis.

Mental disease No. 1 is senile psychosis, the madness of old age.

The fact that cases of paresis with delusions were found to have their lesions in the frontal lobe, whereas non-delusional cases showed no such marked lesions, is of interest in the light of the present paper because three cases of senile psychosis were found to have delusions of grandeur and, although they are demonstrably not paretic, they also show mild frontal lobe changes supported by microscopic study.