The cases forming the basis of my paper in 19571 were accumulated during seven years, but they really represented only a fraction of the patients with the disease as we know it.
The concept of alopecia mucinosa has broadened in several directions. It does not always show up as an inflammatory plaque, but it may consist of a patch of enlarged hair follicles with few, if any, clinical signs of inflammation. The age of the patients affected varies from children of a rather young age to adults up to 70 years or older, and there seems to be a peculiar breakpoint around 40 years of age. In young persons, the plaques develop and grow slowly during periods of several weeks to a number of months, but they are easily arrested by a small number of superficial x-ray treatments, after which they regress and disappear completely. In older persons, regression may
Pinkus H. Commentary: Alopecia Mucinosa: Additional Data in 1983. Arch Dermatol. 1983;119(8):698–699. doi:10.1001/archderm.1983.01650320072020
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