This brief report is about a 9 year old girl presenting with a 2.5 cm circular blue to violet discoloration on the anterolateral upper left thigh. The first biopsy taken revealed the diagnosis dermatofibrosarcoma protuberans. The patient underwent surgery at a specialized sarcoma center with post operative histology showing free wide resection margin. Preoperative chest x-ray showed no sign of ...

BACKGROUND Processing multiple tissue sections in large Mohs cases is time consuming and labor intensive. OBJECTIVE To present innovative laboratory techniques to facilitate processing of large Mohs cases. METHODS A method for processing a large dermatofibrosarcoma protuberans Mohs case is outlined. RESULTS Modifications in tissue processing and equipment employed in a large Mohs case are...

We have performed this study to define the usefulness of an anti-human progenitor cell antigen-1(anti-CD34) to distinguish some kinds of soft tissue tumors in formalin-fixed, paraffin-embedded tissues. Sixty three cases of vascular, fibrohistiocytic, neural and other tumors were immunostained for CD34 using the streptavidin-biotin immunoperoxidase method. All of the vascular tumors including he...