نتایج جستجو برای: Collision tumor
تعداد نتایج: 475390 فیلتر نتایج به سال:
Collision tumor is a rare phenomenon characterized by coexistence of completely distinct and independent tumors at the same body location. Collision tumors have been reported in different sites. However, they are extremely uncommon in the duodenum. We report the case of a 52-year old man with a collision tumor in the third portion of the duodenum with two distinct tumors of primary adenocarcino...
simultaneous gastric adenocarcinoma and gastrointestinal stromal tumor of the stomach: a case report
simultaneous a collision tumor of stomach consisting of adenocarcinoma and gastrointestinal stromal tumor (gist) is very rare based on our knowledge. this coexistence has rarely been reported in literatures. we report a case of 64-year-old woman who has diagnosed with prepyloric poorly-differentiated diffuse signet-ring cell type adenocarcinoma and has undergone an elective d2 total gastrectomy...
This is the first reported case, to our knowledge, of a true collision primary tumor of the endometrium. Neuroendocrine carcinoma of the endometrium is itself a rare tumor. In this case we present a collision tumor of neuroendocrine carcinoma with endometrioid adenocarcinoma of the endometrium. The unique morphologic and immunophenotypic features of these tumors in this case are discussed, just...
A true collision tumor is a rare entity composed of two histologically distinct neoplasms coinciding in the same organ. This paper reports a unique case of cerebral collision tumor consisting of two benign components. On the first hand, meningioma which is usually a benign lesion arising from the meningothelial cell in the arachnoidal membrane. On the other, cerebral cavernoma which is a well-c...
Collision tumors are rare neoplasms defined by the presence of two distant in same organ without any histological intermixing. Each component collision tumor occur coincidently and no connection is found between tumors. Our case a ovary composed mature cystic teratoma Mucinous cystadenoma.
The term collision tumor refers to the coexistence of two adjacent but histological distinct tumors with no histological admixture at the interface. Collision tumors involving ovaries are extremely rare. A collision tumor composed of a dermoid cyst and fibrothecoma is extremely rare in menopausal women. The mechanism of the development of collision tumor is uncertain. During clinical evaluation...
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