Merck Manual

Please confirm that you are a health care professional

Apocrine ductual adenocarcinoma between digits, 10-yr-old Newfoundland
Apocrine ductual adenocarcinoma between digits, 10-yr-old Newfoundland

This mass recurred 2 wk after excisional biopsy with clean narrow margins. Ulceration and cavitary necrosis is common and causes licking.

Courtesy of Dr. Alice Villalobos.