1. Congenital or infantile mental deficiency (idiocy or imbecility) occurring as early in life as it can be observed: (1) Intellectual a. Without epilepsy b. With epilepsy (2) Moral 2. Insanity arising later in life: (1) Insanity with epilepsy (2) General paralysis of the insane (3) Insanity with the grosser brain lesions (4) Acute delirium (acute delirious mania) (5) Confusional insanity (6) Stupor (7) Primary dementia (8) Mania a. Recent b. Chronic c. Recurrent (9) Melancholia a. Recent b. Chronic c. Recurrent (10) Alternating Insanity (11) Delusional Insanity a. Systematized b. Non-systematized (12) Volitional Insanity a. Impulse b. Obsession c. Doubt (13) Moral Insanity (14) Dementia a. Secondary or terminal b. Senile An elaborate classification was also officially adopted by the Royal College of Physicians of England[142] about the same time. This recognized seven varieties of mania, seven of melancholia and six of dementia. The subject of classifications would not be complete without a reference to Kraepelin. His eighth edition (1910-1915) showed the following:— 1. Psychoses accompanying Injuries to the Brain: Concussion Traumatic delirium Traumatic epilepsy Traumatic enfeeblement 2. Psychoses accompanying Diseases of the Brain: Meningitis Brain tumors Abscesses Hemorrhages Thrombosis Embolism Encephalitis Multiple sclerosis Lobar sclerosis Huntington's chorea Amaurotic idiocy 3. The Intoxication Psychoses: Acute: Endogenous—Uraemia, Eclampsia, Acute yellow atrophy of the liver. Exogenous—Ether, Santonin, Hashish, Nitrous Oxide Gas, Atropin, Hyoscin, Carbonic Oxide Gas, etc. Chronic: Alcohol: Delusional (jealousy) Delirium Tremens Korsakow's Psychosis Acute Hallucinosis (paranoid) Alcoholic paralysis and pseudo-paralysis Morphine Cocaine 4. The Infectious Psychoses: Fever delirium Infection delirium Acute confusion (amentia) Infective exhaustive conditions 5. The Psychoses of Syphilis: Syphilitic neurasthenia Gummatous growths Syphilitic pseudo-paralysis Syphilitic apoplexy Syphilitic epilepsy Paranoid forms Tabetic psychoses Hereditary syphilis 6. Dementia Paralytica: Paralytic, Depressive, Expansive and Agitated forms 7. The Senile and Presenile Psychoses: Presenile psychoses Arteriosclerotic psychoses Senile deterioration