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Article
July 23, 1910

NERVOUS AND MENTAL DISTURBANCES OF THE MALE CLIMACTERIC

Author Affiliations

Professor of Nervous and Mental Diseases, Northwestern University Medical School CHICAGO

JAMA. 1910;55(4):301-303. doi:10.1001/jama.1910.04330040037012
Abstract

It may be acknowledged at once that the term "male climacteric" is a bit sensational, in view of the fact that it is not specifically recognized by any physiologist. For instance, the "American Text-Book of Physiology" denies that the male presents either a monthly molimen or a climacteric comparable to that in the female. If we confine our attention on the subject of menstruation entirely to the monthly flow, and see in this rhythmic manifestation nothing but an ovarian activity, we need go no further in the discussion of the question of a male climacteric.

But it is a well-established anatomic fact that the early months of embryonic life show no sexual differentiation, and that all of the constituents that subsequently under variation develop into the sexual apparatus of male and female, are indifferently present in either sex, not only up to a certain period of intra-uterine life but in

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