To the Editor.—
The case report by Drs Benisch and Peison, which appeared in the January Archives (113:71-72, 1977), described the occurrence of an apocrine hidrocystoma on the right shoulder, and the authors mentioned that this was only the third reported case to arise outside of the head and genitalia. I wish to report a case of an apocrine hidrocystoma that occurred on the right scapula.
Report of a Case.—
A 42-year-old man, whom I saw on Dec 6, 1976, had a lesion for an estimated three to four years that was said to come and go and to be tender at times. Clinically, a bluish-black, deep-seated cystic nodule, 1.5 cm in diameter, was located on the right scapula. The nodule was believed to be an epidermoid cyst with hemorrhage, and during excision, several milliliters of a watery brown fluid were expelled from the lesion. Histopathological examination revealed a typical
Poorten HJT. Apocrine Hidrocystoma of the Right Scapula. Arch Dermatol. 1977;113(12):1730. doi:10.1001/archderm.1977.01640120098030