So much is yet to be discovered concerning the circumstances surrounding the cause of cancer, that any new facts seem worthy of being reported. With this point in view, the following case, seen in a city clinic, is submitted.
REPORT OF CASE
C. M., a man, aged 57, employed in a dye factory, presented himself at the clinic with a prominent tumor on the dorsal surface of his right hand. Seven months prior to this, his hand had been burned by a few drops of sulphuric acid in a factory accident. Previously, the tissues in this region had, according to the patient, always been normal. The initial burn left a small ulcerated surface about the size of a pea which gave little pain, but which refused to heal. Three months later the patient noticed an increase in the size of the. lesion, both in diameter and in height. Growth continued