Although rare, synovial sarcoma is the most common malignant non-rhabdomyosarcomatous soft tissue sarcoma in children and adolescents. Synovial sarcoma typically involves the soft tissues of the extremities, especially near large joints, but it can occur anywhere in the body in locations far from joint spaces. Although this tumor typically affects adults in their fourth decade of life, nearly h...

hydatid cyst is an important endemic zoonosis in iran. it may be seen in various organs of body. musculoskeletal system is rarely involved by hydatid cyst, the larval form of echinococcus granulosus . on clinical basis, it may resemble any soft tissue tu-mor. a 70-years old housewife living in ardoghesh, a village in neyshabur, north-east iran, was admitted to general surgery clinic because of ...

a pseudo aneurysm results from leakage of blood from an artery after trauma or dehiscence or separation of a surgical anastomosis. the reported rate of pseudo aneurysm in access sites range from 0.88% to 8%. it has some cause like penetrating trauma, blunt trauma and endovascular procedure. the differential diagnoses of this lesion are hematoma, av fistula, lymphadenopathy, lymphocele, dvt, com...

lipoma is the most common soft tissue tumor but the presence of osseous component within the tumor is quite rare. some studies show that less than 1% of lipomas were ossified. we describe the histological, radiological and diagnostic features of an ossified intramuscular lipoma. to the best of the authors' knowledge, a symptomatic ossified intramuscular lipoma without any cortical erosion and h...

sarcoidosis is a systemic disease that is characterized with noncaseating granulomatous nodules which present in multiple organs specially lungs (90%) . incidence of masses due to sarcoidosis in upper extremity is low and most cases present in association with involvement of pulmonary hilary lymph nodes. in this article we present a rare case of sarcoidosis which presented as a single soft tiss...

conclusions a right atrium myxoma in a patient with a history of multiple soft tissue tumors has been limited to only a few cases. this may suggest a genomic affinity or similarity; if so, those with multiple different type soft tissue masses should be screened for a heart mass before the mass becomes complicated. introduction heart secondary tumors are much more common than primary tumors. the...

introduction: the phenomenon of neglected foreign bodies is a significant cause of morbidity in soft tissue injuries and may present to dermatologists as delayed wound healing, localized cellulitis and inflammation, abscess formation, or foreign body sensation. localization and removal of neglected soft tissue foreign bodies (stfbs) is complex due to possible inflammation, indurations, granulat...

introduction: diode laser with wavelengths ranging from 810 to 980 nm in a continuous or pulsed mode was used as a possible instrument for soft tissue surgery in the oral cavity. discussion: diode laser is one of laser systems in which photons are produced by electric current with wavelengths of 810, 940 and 980nm. the application of diode laser in soft tissue oral surgery has been evaluated fr...