inflammatory myofibroblastic tumor is an uncommon benign neoplasm and its presentation in small bowel is rare. due to clinical manifestation, laboratory data and radiologic results, there is an increased risk of over diagnosis as malignant tumors particularly malignant lymphoma in childhood therefore may be resulting in wrong therapeutic approach. however pathologic findings could be demonstrat...

desmoplastic small round cell tumor is a rare malignant tumor that occurs primarily in young males. here, a case of small round cell tumor in an adult male successfully treated with a curative concurrent chemoradiotherapy is presented. a 58-year-old man had an intrapelvic tumor. surgical resection was attempted, but the tumor was unresectable. needle biopsy was performed and the diagnosis was s...

Hybrid tumors are very rare tumors composed of two different tumor entities, each of which conforms to an exactly defined tumor category. A 14-year-old boy was referred for an intraosseous painless lesion with a histopathological feature of multiple odontogenic lesions including calcifying odontogenic cyst, complex odontoma and ameloblastic fibro-odontoma. The final diagnosis considered to be a...

Background: Nodular hidradenoma or clear cell hidradenoma is a rare adnexal tumor arising from the eccrine glands. Case Report: A 60-year old female presented to the surgical out-patient clinic with complaints of breast lump of one year duration. Fine needle aspirate (FNA) of the lump yielded fluidly asp...

Solitary fibrous tumor (SFT) of prostate is an unusual type of mesenchymal neoplasm that can elicit a benign or malignant phenotype. It represents a diagnostic challenge as it can simulate poorly differentiated adenocarcinoma and various mesenchymal neoplasms of prostate. We report a case of prostate SFT in a 54-year-old patient, which was clinically misdiagnosed as nodular hyperplasia of prost...

This case report is a 65 year old woman from Kerman. Her main complian is nasal obstruction and recurrent nasal bleeding from five months ago. In clinical examination there was a large tumor in left nasal cavity. CT scaning revealed a large tumor in left nasal cavity and maxillary sinuse. The tumor is resected compeletely with negative safe margine by radical caldwell- luc approach. The origin ...

background: insulinoma  was a rare pancreatic neuroendocrine tumor. insulinoma  was more likely to present as one small size tumor in head of pancreas in middle age .surgery  was  a curative treatment.the aim of this study was to present clinical characteristics of insulinoma tumors in pancreas and their outcomes after tumor resection from a referral endosonography center in iran. materials and...