endocrine tumors of the pancreas (islet-cell tumors) are rare with neuroendocrine origin. the patient was a 41- year- old man, admitted with chief complains of epigastric mass feeling, dull abdominal pain, lack of appetite and weight loss up to 2-3 kg since 6 months ago. in physical examination, a mass was detected in epigaster and left upper quadrant (luq). in abdominal x-ray, a calcified mass...

conclusions liver metastasis of neuroendocrine tumors in iran presents in a very similar manner as that seen in western countries. in about 89% of cases with liver-net, complete imaging, clinical, and pathological studies can help to identify the primary origin of the liver-net, which is very important in the patient’s management. results the most common primary site of metastatic gi-net to the...

neuroendocrine tumors are most often located in the intestine and lungs but they can arise from other areas of the body. limited data is available on epidemiology and clinical patterns of neuroendocrine tumors in iran. we analyzed medical records of 34 patients from 2 cancer centers (emam khomeini hospital and omid charity cancer center) in west azarbaijan province of iran with neuroendocrine t...

primary neuroendocrine carcinoma (nec) of the mediastinum is a rare type of carcinoma. according to the literature, only five cases of this condition have been reported so far. in this paper, we present a rare case of mediastinal nec of unknown primary site. the patient was a 34-year-old man with mediastinal nec, who presented with chronic dry cough and a right-sided mediastinal mass one year p...

objective(s): the objective of this study was to evaluate the performance and utility of 99mtc hynic-toc planar scintigraphy and spect/ct in the diagnosis, staging and management of gastroenteropancreatic neuroendocrine tumors (gpnets). methods: 22 patients (median age, 46 years) with histologically proven gastroentero-pancreatic nets underwent 99mtc hynic-toc whole body scintigraphy and region...

Gastric neuroendocrine carcinoma is a rare tumor which has a poor prognosis. Herein, we present a 55-year-old woman who presented with complaints of recurrent vomiting, hematemesis and weight loss. Endoscopic examination showed a large ulcerated mass in the antrum. Microscopic evaluation of the specimen taken through biopsy was compatible with a small round cell tumor. However, definitive histo...

Neuroendocrine tumors are most often located in the intestine and lungs but they can arise from other areas of the body. Limited data is available on epidemiology and clinical patterns of neuroendocrine tumors in Iran. We analyzed medical records of 34 patients from 2 cancer centers (Emam Khomeini hospital and Omid Charity Cancer Center) in west Azarbaijan province of Iran with neuroendocrine t...

gastric neuroendocrine carcinoma is a rare tumor which has a poor prognosis. herein, we present a 55-year-old woman who presented with complaints of recurrent vomiting, hematemesis and weight loss. endoscopic examination showed a large ulcerated mass in the antrum. microscopic evaluation of the specimen taken through biopsy was compatible with a small round cell tumor. however, definitive histo...

abstract primary neuroendocrine carcinoma of the breast is a very rare malignant tumor. there are not many cases reported in the english literature since it was first documented in 1983. reports on the imaging features, in particular the ultrasonographic features of this rare tumor are scarce. herein, we report a case of aggressive primary infiltrating neuroendocrine carcinoma of the breast, ma...