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A. Kaminsky, M.D.
Assistant Professor of Dermatology Córdoba 1215, Buenos Aires, Argentina.

AMA Arch Derm. 1957;75(3):379.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

To the Editor: I would like to report a curious experience in connection with surgical planing of the skin for the removal of freckles.

In collaboration with Dr. A. M. Segers and in keeping with our practice of tackling first a trial zone in order to ascertain skin reaction to the treatment, we planed a freckled area of some 4x8 cm. over the shoulder blade of one of our patients.

After the epidermis had been normally restored, we were surprised at discovering that the disappearance of pigmentation was not limited to the zone actually planed. In fact, the absence of freckles was quite evident beyond the rectangular trial patch, and we wondered whether such clearing up was due to some local reaction produced by the freezing agent (ethyl chloride).

In order to establish whether our presumption was correct we treated the opposite shoulder blade with ethyl chloride alone, and once . . . [Full Text PDF of this Article]

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