Dear Editor, Digital papillary adenocarcinoma (DPA) is a rare malignant tumor originating from the sweat glands, predominantly affecting the digits of middle-aged to elderly individuals, with a higher incidence in males. DPA presents as a painless, slow-growing nodule on the fingers or toes, often leading to delayed diagnosis. DPA is characterized by complex papillary and tubular structures, cytologic atypia, and frequent mitotic figures. Due to its propensity for local recurrence and distant metastasis, early detection and local excision with clear margins are crucial for effective management. Regular long-term follow-up is recommended to monitor for recurrence or metastasis. Here, we present a young case of DPA located on the hand successfully treated by wide local excision. ....
Hachiken et al. (Fri,) studied this question.