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May 1959

Dermal Changes Following Abrasion

Author Affiliations

Los Angeles; Santa Barbara, Calif.; F.B.P.A., Los Angeles

From the Department of Dermatology, University of Southern California School of Medicine (Dr. Maximilian E. Obermayer, Chairman), and the Surgical Planing Clinic (Dr. Samuel Ayres III, Director), of the Dermatology Service, Los Angeles County General Hospital.

AMA Arch Derm. 1959;79(5):553-568. doi:10.1001/archderm.1959.01560170051009

The purpose of this paper is to report histologic and clinical observations at intervals up to four years, following both therapeutic and experimental abrasion of the skin.

Material and Methods

Thirteen patients from the Dermatology Service (Surgical Skin Planing Clinic) of the Los Angeles County General Hospital and from the private practice of one of us (S. A.) were utilized in this study. Some were relatively young, with acne scars of the face (the biopsy specimens included skin not acne scarred, however), while the majority were in the 70- to 80-year age bracket with multiple recurrent actinic keratoses of the face (farmers' or sailors' skin). In the case of two men whose backs were utilized for quantitative studies, the skin was normal senile skin.

The abrasions were performed with a motordriven rotating abrasive instrument. A steel wire brush18 was used on the earlier patients and