This section is from the book "A Treatise On The Materia Medica And Therapeutics Of The Skin", by Henry G. Piffard. Also available from Amazon: A Treatise On The Materia Medica And Therapeutics Of The Skin.
Naevus pigmentosus, or pigment mole, is either a simple macular discoloration or a somewhat elevated and dark-oolored excrescence, visible at the time of birth, and rarely undergoing change,* except as to size, which may increase in relative proportion to the general bodily growth.
The macular form is rarely meddled with; the elevated form may be destroyed by caustics, electrolysis, the actual cautery, or excision.
 
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