background langerhans cell histiocytosis (lch) is a rare disease in which monoclonal migration and proliferation of specific dendritic cells is seen. the disease primarily affects the bones and skin, but there is a possibility that involves other organs or appears as a multi-systemic disease. case report in oral examination of a nine-month girl, two deep wounds with a yellow membrane with appro...

hemangiomas of the sinonasal tract are rare, and because these lesions lack the typical signs or symptoms, they can be confused with other malignant conditions. we report a case of cavernous hemangioma of the maxillary sinus in a 68-year-old man that was completely resected by endoscopic sinus surgery. although computed tomography (ct) and magnetic resonance imaging (mri) showed several enhanci...

BACKGROUND AND AIM: Intra-osseous pathologic lesions of the jaw bones have different radiological and clinicopathological features from benign to malignant lesions. The aim of this study was to determine the prevalence of jaw lesions in Isfahan, Iran, during 1992-2017. METHODS: In this descriptive-analytical study, all re...

the majority of osseous tumors of the hand are benign. the surgeon who evaluates and treats osseous tumors of the hand has to be familiar with limb anatomy, tumor biology, various presentations of the tumors and the range of treatment possibilities and their limitations. lesions in the hand more often present earlier in their course than those at other sites, just because they are more likely t...

backgroundcongenital generalized lipodystrophy (cgl) is a rare disease. it is associated with near total fat loss, severe insulin resistance and hypoleptinemia leading to metabolic derangements.case presentationwe report a 25- year- old female with 1-acylglycerol-3-phosphate-o-acyltransferase 2 (apgat2) mutation, and both sclerotic and lytic bone lesions together for the first time. bone cyst i...

BackgroundCongenital generalized lipodystrophy (CGL) is a rare disease. It is associated with near total fat loss, severe insulin resistance and hypoleptinemia leading to metabolic derangements.Case PresentationWe report a 25- year- old female with 1-Acylglycerol-3-phosphate-O-acyltransferase 2 (APGAT2) mutation, and both sclerotic and lytic bone lesions together for the first time. Bone cyst i...

This report is a brief presentation of one case of Oilier's disease. Ollier's disease (multiple enchondromata) patients have widespread involvement of the skeleton, especially the hands the lesions are detected because of bone pain or deformity. Virtually all cases have been sporadic. Roentgenographically, the lesions may be detectable in early infancy as clear, homogeneous, oval lesions w...