granular cell tumors are rare neoplasms of uncertain histogenesis but with a typical histologic appearance composed of cells with characteristic granular cytoplasm. these tumors occur most often in adults as an asymptomatic solitary papule or nodule. multiple granular cell tumors are rare, especially in children and teenagers. we represent a case of multiple granular cell tumors in a 19-year-ol...

this study describes two cases of cervical sympathetic schwannoma operated at department of vascular surgery and review the literature to clarify the demographic, diagnostic, and therapeutic features of these rare lesions for the first time. two 32- and 59-year-old ladies both presenting with a painless cervical mass were referred to our service with the initial diagnosis of carotid body tumor....

purpose: to report an unusual case of orbitocranial meningioma presenting in a neonate. methods: case report results: a 1-day-old neonate was presented with severe proptosis of the left eye. ct scan and mri showed an extensive mass with involvement of left orbit and brain. discrete calcification could be seen on ct scan. the patient did not have any signs of neurofibromatosis and family history...

background: over recent decades a possible decrease in sperm quality and an increase in the incidence of testicular cancer have been reported in many populations. some recent findings, as cohort studies, showed an increased risk of testicular cancer in men with abnormal semen analysis. case: a 30 years old man referred to our clinic with chief compliant of infertility for 3 years. spermogram re...

brain tumors in elderly are increasing as the number of people, who comprise the older population, does.about half of the patients with brain tumors appear to be over 60 years of age.in this review article, glioblastoma multiform, as the most common malignant tumor of the central nervous system in elderly is discussed in details of definition, prognosis, diagnosis, treatment and differential di...

background : the hand and wrist bones are infrequent sites for osteoid osteoma, and its diagnosis can be difficult. this paper reports 25 cases of osteoid osteoma in the hand and wrist.   methods : records of the 25 patients who had pathological conditions of osteoid osteoma of the hand and wrist were reviewed and analyzed.   results : twenty-five cases of osteoid osteoma of the hand and wrist ...

this article reviews the recently published data on the diagnosis of cancer with proteomics, including the major proteomics technologies and promising strategies for biomarker discovery and development.  most of the tumor markers are proteins that either numerically increase in response to the alteration of cancer conditions or are produced by cancer cells. however, they are natural compounds o...

purpose: we report an unusual case of trabecular carcinoid of the ovary with orbital involvement. methods: we encountered a 49-year-old woman with a complaint of bilateral proptosis. ocular examination revealed severe bilateral proptosis and signs of corneal exposure. orbital ct scan showed massive enlargement of extraocular muscles and optic nerve compression. the patient medical history showe...

chloroma or granulocytic sarcoma (gs) is a malignant neoplasm of myeloid lineage that occur in a variety of anatomic sites other than the bone marrow including soft tissue, bone, lymph node, nasal fossa, skin and sometime in the orbit. in the subconjunctiva it is rarely reported. a 4-year-old girl with a history of treated acute myelogenous leukemia was referred to farabi eye hospital, tehran, ...

introduction: chronic sclerosing sialadenitis is a relatively uncommon disorder of the salivary gland. because of its clinical similarity to a salivary gland neoplasm, this condition has been known as kuttner tumor and is classified as a tumorlike lesion. case report: this is the first reported case of bilateral kuttner tumor of the submandibular glands in iran. it was initially diagnosed as a ...