case_images: PMC7171610_01
case_images: A fungating and draining left anterior upper thigh mass with ulcerations measuring 10 cm in diameter.
case_images: CRIS2020-6192109.001.jpg
case_images: PMC7171610_01_CRIS2020-6192109.001.jpg
case_images: fig1
case_images: The patient is a 75-year-old woman with a past medical history of hypertension presented to the office with a 9 x 9 cm fungating left thigh mass that was reported to be slowly growing over the course of two years (Figure 1).
case_images: Cut surface shows a well-circumscribed, tan gray, focally necrotic, focally hemorrhagic mass measuring 9 x 9 x 5.5 cm with negative margins, closest margin.
case_images: CRIS2020-6192109.002.jpg
case_images: PMC7171610_01_CRIS2020-6192109.002.jpg
case_images: fig2
case_images: PAX-8 was negative (Figure 2 and Figure 3).
case_images: Hidradenocarcinoma arranged in nest and ducts with focal ossification ((a) 2.5 magnification). Mixture of eosinophilic, polygonal, and clear cells with hyperchromatic and enlarged nuclei with prominent nucleoli ((b) 40x magnification).
case_images: CRIS2020-6192109.003.jpg
case_images: PMC7171610_01_CRIS2020-6192109.003.jpg
case_images: fig3
case_images: PAX-8 was negative (Figure 2 and Figure 3).