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January 1987

Primary Benign Chondroblastoma Cutis: Extraskeletal Manifestation Without Bone Involvement

Author Affiliations

Hadassah University Hospital Kiryat Hadassah, PO Box 12000 IL-91120 Jerusalem, Israel

Arch Dermatol. 1987;123(1):24-26. doi:10.1001/archderm.1987.01660250028007

To the Editor.—  We present a case of primary benign chondroblastoma cutis in a 19-year-old man. The tumor, which developed in the skin on the left temple behind the auricle, was surgically removed. Histologic examination of the lesion disclosed a benign chondroblastoma. This seems to be a case of a primary benign chondroblastoma cutis, since the history, physical examination, roentgenograms, and bone scans failed to reveal any other abnormalities.

Report of a Case.—  A 19-year-old man was seen at our outpatient clinic, complaining that a small, painless, growing mass located behind his auricle on the left temple was causing the displacement of the side arm of his eyeglasses. He had discovered the tumor two months previously. It was a firm, round, well-defined mass about 7 mm in diameter with limited mobility, and it was covered by normal skin. Complete physical examination failed to show any other abnormalities. Results of routine