Recurrence of dermatofibrosarcoma protuberans of the vulva. A clinical, histological, and ultrastructural study.

Dermatofibrosarcoma Protuberans of the vulva is an extremely rare low grade sarcoma of the dermis. Wide local excision is the recommended treatment while a more radical surgery may be needed in cases of recurrences. Follow up must be prolonged for a long time since tumors may recur even after considerable period.

Ultrastructural changes of the renal cortex after septic shock in rats.

The purpose of this study was to observe the ultrastructural changes of the renal cortex that occur in septic shock. Twenty male Wistar rats were used. They were divided into 4 groups of five animals each one.