purpose : to report clinical aspects of choroidal metastasis at a referral ocular oncology center methods : we reviewed the records of all patients with choroidal metastasis referred to an ocular oncology referral center over a 10-year period retrospectively. the study was performed to identify and analyze clinical presentations and features of patients with choroidal metastasis. results : a to...

Abstract Retinoblastoma, the most common intraocular tumor of childhood, was recently shown to comprise two major molecular subtypes. Subtype 1 includes heritable forms, with germline mutation RB1 and a cone-differentiated state. 2 is often non-hereditary, exhibits stemness features, increased expression MYCN its target genes, high risk metastasis. Relative subtype 1, tumors have worse prognosi...

  Myxoid is a common type of liposarcoma. Cardiac metastasis of sarcoma is a rare diagnosis. Transthoracic echocardiography is a useful tool for beginning the diagnosis. Curative resection of metastasis and then combination systemic chemotherapy for advanced disease is recommended. We report a 50 year old woman who presented with a cardiac metastasis of high grade round cell liposarcoma to righ...

Renal cell carcinoma (RCC) metastasis to duodenum is very rare and only a few case reports are available in the literature. We here reported a patient with solitary duodenal metastasis presented with melena six years after right nephrectomy. The patient underwent upper gastrointestinal endoscopy showing ulcerative mass at the second portion of duodenum and biopsy of this mass was consistent wit...

background: the aim of this study was to detect prognostic factors in recurrent breast cancer metastasis. materials and methods: th is retrospective cohort study employed data from 996 breast cancer patients of isfahan seyed-o-shohada research center from 1998 to 2010. stratifi ed cox proportional hazards model, marginal approach, was used to evaluate the prognostic value of estrogen receptor, ...

background and objective: oral cancer accounts for less than 3% of all cancers. despite recent improvement in diagnostic and treatment methods, the overall survival of the disease is unfavorable. several studies have been performed to assess factors influencing lymph node metastasis and prognosis. the aim of this study was to evaluate some clinical and pathological factors influencing lymph nod...

the gastrointestinal stromal tumor (gist) is a rare mesenchymal tumor of gastrointestinal (gi) tract. this tumor has tendency to liver metastasis and peritoneal recurrence, however; the primarily lymph node involvement or metastasis is rare. here we reported a 17-years-old girl with multifocal gastric gist and multiple lymph node involvement at presentation and recurrence in celiac lymph nodes....

renal cell carcinoma comprises about 2% of adult tumors. the overall 10-year survival rate of patients with rcc after nephrectomy is about 18-27%. the incidence of metastasis of initial rcc is about 24-28%, but this rate after nephrectomy is as high as 51%. the most common site of recurrence is the lung, however liver and bone metastases are common. there are many reported cases with late metas...