(“Text-Book on Forensic Medicine,” 1895) shows that the derangements of the reproductive functions are undoubtedly the cause of various attacks of insanity in the female. Dr Savage, in his book “On Neuroses,” says that acute mania in women occurs most frequently at the period of adult and mature life, and may occasionally take place at either extreme age. Acute mania sometimes occurs at the suppression of the menses. The same is true of melancholia and other pathological mental symptoms. Dr Luff states that acute mania may replace hysteria; that this happens at periods such as puberty, change of life and menstruation. These patients in the intervals of their attacks are often morbidly irritable or excitable, but as time goes on their energies become diminished and their emotions blunted (“Forensic Medicine,” ii. 307). Such patients are often seized with a desire to commit violence; they are often very mischievous, tearing up clothes, breaking windows, etc. In this mental disorder the patient is driven by a morbid and uncontrollable impulse to such acts. It is not accompanied by delusions, and frequently no change will have been noticed in the individual prior to the commission of the act, and consequently, says Dr Luff, “there is much difference of opinion as to the responsibility of the individual” (ii. 297). Among the acts spoken of Dr Luff mentions a propensity to set fire to furniture,
