General paresis is one form of neurosyphilis

Is paresis a mental disorder?

General paresis, also known as general paralysis of the insane (GPI) or paralytic dementia, is a severe neuropsychiatric disorder, classified as an organic mental disorder and caused by the chronic meningoencephalitis that leads to cerebral atrophy in late-stage syphilis.

What is paresis caused by syphilis?

paresis, , also called brain syphilis, syphilitic meningoencephalitis, general paralysis of the insane, or dementia paralytica, psychosis caused by widespread destruction of brain tissue occurring in some cases of late syphilis.