[Malignant tumors of the phalanges].

It is reported about two cases with squamous cell carcinoma originating from the nail bed. There are roentgenographic signs of expansive displacing lesions. In opposite there are signs of destructive lesions within the finger in metastatic bronchial carcinoma. A case of spina ventosa withe malignant degeneration and a case of rapidly growing melanosarcoma causing bone displacement are described also.