A Gómez Pascual

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Apoptosis may play a major role in determining tumor growth and aggressiveness. The aim of this study was to examine the relationship between apoptosis, expression of bcl-2 and p53 proteins, proliferation index, and other clinicopathological features of breast carcinoma. Sixty-five formalin-fixed paraffin-embedded tissue sections from invasive ductal breast(More)
BACKGROUND Mesenchymal chondrosarcoma (MC), first described in 1959 by Lichtenstein and Bernstein, is an uncommon tumor of the soft tissues and bone defined by the coexistence of nests of well-defined cartilaginous tissue within a proliferation of primitive mesenchymal cells. CASE A 27-year-old, white female consulted a physician for a left lumbar mass(More)
Peripheral neuroepithelioma of soft tissue is a malignant primitive neuroectodermal tumor that appears both in children and adults and usually has a poor outcome. Fine needle aspiration on two patients with tumors in the lower limbs showed small round cells with unipolar processes and a tendency to form Homer-Wright rosettes. The cells had a round to oval(More)
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