نتایج جستجو برای: choroidal malignant lymphoma
تعداد نتایج: 308279 فیلتر نتایج به سال:
BACKGROUND Lymphoid cells may express somatostatin receptors (SS-Rs) on their cell surface. Therefore radiolabeled somatostatin analogues may be used to visualize SS-R-positive lymphoid neoplasms in vivo. Exact staging is the basis for treatment decisions in cutaneous malignant lymphoma. We considered the possibility that SS-R scintigraphy might offer a clinically useful method of diagnostic im...
PURPOSE Clinical differentiation of choroidal pigmented lesions is sometimes difficult. Choroidal melanoma is the most prevalent primary neoplasia among malignant ocular tumors, and metastasis often occurs before the primary tumor is diagnosed. Therefore, early detection is essential. We investigated the imaging properties of clinically diagnosed melanocytic choroidal tumors using a nonmydriati...
The management of duodenal malignant lymphoma presents challenges due to the presence serious complications like obstruction, pancreatitis, and perforation. As a result, combination surgical measures interdisciplinary procedures is necessary.
 We report case 44 years old man suffering from abdominal pain vomiting.
 CT images showed voluminous intraperitoneal perforated tumour.
 I...
In the last years several borderline B-cell lymphoid proliferations have been recognized that lie at interface between benign and malignant. These lesions can be divided in two groups; those considered precursor of well malignancies group indolent lymphomas with limited potential for progression. Precursor are monoclonal share many genetic features their malignant counterpart. The first lesion ...
It has been reported that lymphoepithelial lesions (LEL), including Sjogren syndrome and benign lymphoepithelial lesions (BLEL), often change to low-grade malignant B-cell mucosa associated lymphoid tissue (MALT) lymphomas. In the patient described here BLEL changed to malignant lymphoma in both parotid glands over a 2-year interval. Surgical removal was performed because this malignant lymphom...
A case of primary non-Hodgkin's malignant lymphoma of the vulva which occurred in a 68-year-old woman is presented. Non-Hodgkin's malignant lymphoma is infrequently involved in the female genital tract. Moreover, primary vulvar involvement of this tumor is very rare. To date only 6 cases have been reported in the literature. To our knowledge this is the first reported case of a non-Hodgkin's ma...
Intravascular lymphoma was first described in the literature as angioendotheliomatosis proliferans systemisata approximately 50 years ago.1 At that time, it referred to malignant cells that were almost completely restricted to intraluminal spaces and were thought to arise from endothelial cells. In the mid-1980s, some studies suggested an association between malignant angioendotheliomatosis and...
Two patients evaluated for metamorphopsia were noted to have inferotemporal retinal pigment epithelium elevations formed by a yellowish lesion. Fluorescein angiography showed granular hyperfluorescence with late leakage, which was interpreted as an occult choroidal neovascularization. One patient underwent photodynamic therapy. In both patients, neither vitreous cells nor neurologic manifestati...
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