FIGURE 2.
Morphology of neuroendocrine-type mucinous sweat gland carcinoma (Case no. 63). A, Low magnification, Skin with a mucinous tumor comprised of solid nests of amphophilic ductal cells, with oval nuclei and mild nuclear pleomorphism, suspended in stromal pools of mucin. B, High magnification, Solid, bluish tumor nodule adjacent to a cystic space consistent with a benign dilated eccrine gland. Tumor nests and clusters float in surrounding mucin.