[Histopathology of cryptorchid and ectopic testes. Review of the literature and anatomo-clinical observations in 48 cases].
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Biomedical subjects
Publications and source records attributed to U Simi.
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Clinical pattern compared with ultrasound, radiology and fine needle acubiopsy allows an exact diagnosis of cystosarcoma phyllodes before surgical operation. Then, even using quite conservative procedures on low-grade tumours, we had very good results.
The differential diagnosis of benign or borderline phyllodes tumors of the breast in fine needle aspiration biopsy smears was studied. Smears from five histologically proven cases and 20 proven cases of fibroadenoma were evaluated with regard to their cytologic features. The findings indicate that the presence of a high cellularity of stromal fragments (including bipolar naked nuclei), clusters of hyperplastic ductal cells and giant cells and the absence of apocrine metaplasia may suggest a diagnosis of phyllodes tumor, as opposed to fibroadenoma. The borderline phyllodes tumor showed a sarcomatous atypia and/or small intranuclear cytoplasmic invaginations in some cells. The differential diagnosis of this tumor with malignant phyllodes tumor and plasma-cell mastitis is also discussed.