[Some issues on nicotine dependence].
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Biomedical subjects
Publications and source records attributed to D Da Ros.
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Sarcomatoid carcinomas of the lung are uncommon neoplasms; the concurrent presence of malignant epithelial and sarcomatoid spindle cell components show a high malignancy. Lymph node metastases at presentation is an important prognostic factor, on the other way the most patients with sarcomatoid carcinoma of the lung usually presented at an advanced stage that needed a complementary therapy. The Authors report about one surgical case of pulmonary carcinosarcoma recently observed without lymph node metastases; the literature is reviewed and the histogenesis is discussed.
A case of leiomyoma of the small bowel which growth in the mesentery is reported. After review of the late literature, the Authors prove that this tumor is rare. The clinical examination and the simptoms associated with this neoplasm are aspecific for many months, so that X-ray as well as other complementary examinations are often necessary for the diagnosis.
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