Dermatology Online Journal

Unknown: Biopsy of a 5-mm cystic lesion on the right heel of a 48-year-old woman
Todd Stevens MD, Deba P Sarma MD
Dermatology Online Journal 17 (6): 6

Department of Pathology, Creighton University Medical Center, Omaha, Nebraska. debasarma@creighton.edu

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These are the microscopic images from an excisional biopsy of an asymptomatic cystic lesion that had been present for several years on the right heel of a 48-year-old woman.

Figure 1	Figure 2
Figure 1. Epithelium-lined cyst in the subcutaneous tissue. Note the lack of skin appendages in tissue surrounding cyst. Figure 2. Note the cilia on the luminal border of the columnar epithelium.

Figure 3	Figure 4
Figure 3. Pan-CK (CK AE 1/3): Positive cytoplasmic cytokeratin immunostain. Figure 4. CEA immunostaining: Negative.

Figure 5	Figure 6
Figure 5. ER (Estrogen Receptor) immunostain: Positive nuclear stain. Figure 6. PR (Progesterone Receptor) immunostain: Positve nuclear stain.

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