A 76-year-old man presented with a two-year history of a slow-growing keratotic tumor on the edge aspect of his right hand ring finger.There was no history of trauma prior to the onset of the lesion.Over the two year period, the benign projecting tumor has grown to the size of 0.5 x 0.4 x 0.3 cm with occasional pain while be squeezed.The lesion surface is smooth, and the basal epidermal ridges surrounding the node.The patient was scheduled for an excision treatment.The histopathology revealed hyperkeratosis, parakeratosis and acanthosis with thick interwoven bundles of the collagen forming a central core.On the basis of these clinical and histopathologic signs, the tumor was diagnosed as acquired digital fibro keratoma (ADFK).There has been no recurrence for 6 months since the surgical excision.