| eccrine syringofibroadenoma associated with well-differentiated squamous cell carcinoma. | we report a case of an eccrine syringofibroadenoma (esfa) associated with well-differentiated squamous cell carcinoma. the patient was an 85-year-old man, who had a 2.5x2.5-cm, brown-colored ulcerated nodule, with a fragile, flesh-colored bleeding surface located beyond the metacarpophalangeal joint of the second finger of his left hand. histopathologically, there were areas of a well-differentiated squamous cell carcinoma, alternating with the typical area of esfa characterized by anastomosing ... | 2008 | 19033931 |