RT Journal A1 LEVINE J, LISA JR T1 PRimary carcinoma of the nail JF Archives of Surgery JO Archives of Surgery YR 1939 FD January 1 VO 38 IS 1 SP 107 OP 112 DO 10.1001/archsurg.1939.01200070110007 UL http://dx.doi.org/10.1001/archsurg.1939.01200070110007 AB Neoplasm arising from the nail is one of the rarest manifestations of malignant disease. A careful search of the literature reveals only 17 proved cases and 1 probable case. Carcinoma of the nail develops, according to Pardo-Castello,1 from the epithelium of the bed, the matrix or the nail grooves and is usually of the prickle cell type. An additional case is here reported.REPORT OF CASEĀ  A white man aged 65 came to the outpatient department of the City Hospital on May 25, 1936, complaining of pain in the left great toe. The nail along the mesial side resembled an ingrowing nail and was treated accordingly but failed to improve. Three weeks later part of the nail was removed, and a warty growth beneath it was revealed. Eleven days later, block anesthesia being employed, the mass was further exposed and apparently entirely removed. The tissue was not submitted for