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December 23, 1899


JAMA. 1899;XXXIII(26):1621. doi:10.1001/jama.1899.02450780053013

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The cause of masculine baldness has been the subject of much speculation, and a contributor in this issue of the Journal offers what is, to us at least, a new theory. He assumes that the masculine thorax is less mobile than is that of women, and hence there is at the apical portion of the lungs a greater stagnation of residual air. This, he holds, is the more likely to become impure and to inadequately fulfil its functions of oxygenating the blood. Thus toxins left in the imperfectly oxygenated blood find their point of least resistance in the poorly nourished scalp lying over the occipito-frontal aponeurosis; hence, the baldness. The author's theory rests on certain apparently unconscious assumptions on his part: 1, that baldness is a purely masculine defect, and 2, if so, to account for it we have to find only one possible masculine pathologic peculiarity. Alopecia is not

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