background and objectives: uterine smooth muscle tumors are the most common human neoplasm .they are divided clinically as benign and malignant but there is  another group of  lesions which is difficult to place in these two categories ,so-called smooth  muscle tumors of uncertain malignant potential (stump) and differentiation  of these tumors on the basis of h&e staining is impossible . t...

the aim of this study was to assess the value of 99mtc-hexakis-2-methoxyisobutylisonitrile (mibi) scintigraphy in patients with clinical and radiologic features of primary or metastatic musculoskeletal tumors. methods: the scintigraphic findings for 84 patients were compared with the surgical and histologic findings. each patient underwent three-phase bone scan with 99mtc-methylene diphosphonat...

introduction: the co-existence of pituitary adenoma and meningioma is extremely rare. it is even rarer in patients with no previous known risk factors for either tumour. here, we present a case of synchronous non-functioning pituitary adenoma with suprasellar and olfactory groove meningiomas in a patient without previous irradiation. methods: the tumours were diagnosed on mri in the 65-year-old...

Ovarian sex cord-stromal tumors are relatively infrequent neoplasms that account for approximately 8% of all primary ovarian neoplasm. Sex cord-stromal tumors of the ovary include granulosa cell tumors, fibrothecomas, Sertoli-Leydigcell tumors, steroid cell tumors, and sclerosing stromal tumors (SST). Sclerosing stromal tumors account for 2% to 6% of ovarian stromal tumors. Despite the rarity o...

introduction: breast cancer is one of the provalent cancers in the world. this cancer as well as other solid tumors, in the course of its development has phases in this order: epithelial dysplasia, carcinoma insitu, invassiveness and metastasis. breast cancer diagnosis is generally made with pathology methods. in this survey, measuring angiostatin (which is one of the most important and potent...

malignant tumors of the oral cavity which are metastatic are very rare and consist of 1% of malignancies of the oral cavity. numbness or paresthesia of the lower lip or the chin is the main feature of presence of metastasis in the jaw. our patient was a 38 year old woman with chief complaint of pain in the right half of her face, jaw and teeth. her medical history revealed a radical mastectomy ...

abstract background: in vivo measurements of applied dose during radiotherapy treatment, is important to ensure accurate dose delivery to patients. uncertainty in dose delivery should fall within ±5% of the prescribed dose as recommended by icru. assessment of dose for radiotherapy applications performed with various types of detectors. in this study, semiconductor diodes were used which have s...

background and aims. odontogenic cysts and tumors have a wide spectrum of clinical characteristics that lead to the different management strategies. since definite diagnosis is difficult in some cases, it has been suggested that cd56 may be a candidate marker for definitive diagnosis of some odontogenic tumors. the present study was designed to examine cd56 expression in lesions with histopatho...

introduction: malignant mesenchymal tumors of the larynx are rare. one type of malignant mesenchymal tumor is synovial sarcoma with unknown histogenesis, which occurs predominantly in the lower extremities of young adults. the head and neck region is a relatively rare location. there are few cases of malignant mesenchymal tumors with laryngeal localization in literature.  case report: in this r...

purpose: to report a case of spinal cord tumor with visual symptoms and papilledema due to increased intracranial pressure. patient and findings: a 24-year-old woman was referred because of recent blurred vision in both eyes. visual acuity was 20/25 and 20/20 in the right and left eyes, respectively. fundoscopy revealed bilateral papilledema. other ophthalmic examinations were normal. visual fi...