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Biopsy of a 5 mm cystic lesion on the right heel of a 48-year-old woman

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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

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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