background worldwide, suicide ranks among the three leading causes of death among those aged 15-44 years. an estimated 800000 people die by committing suicide annually. objectives to better understand the association between aggressive suicidal attempt and non-aggressive suicidal attempt in patients with suicide attempt in the emergency department. patients and methods a cross-sectional observa...

introduction: giant cell lesions of the bone comprise a group of jaw bone pathologies. different pathogeneses such as reactive, vascular or neoplastic have been proposed for these lesions. in addition, differentiating between aggressive and nonaggressive central giant cell granuloma (cgcg) of the jaws based on histopathologic features is still impossible and due to different treatment protocols...

dental implants have provided exceptional rehabilitative options for edentulous and partially edentulous patients. however, as more implants come into play, the more the clinicians come across problems where specific considerations must be taken into account to meet expectations. the toronto bridge is a treatment modality proposed for restoring several teeth lost in patients with increased crow...

background: there is a strong evidence that genetic as well as environmental factors affect the age of onset, severity and lifetime risk of developing periodontitis. the objective of the present study was to compare and to evaluate the association between interleukin (il)-1α(-889) and gene polymorphisms in patients with generalized aggressive periodontitis, chronic periodontitis and healthy con...

objectives: this study aims to assess the relationship between the frequency of aggressive behaviors, life satisfaction (ls) and self- rated health (srh) and counseling with family members in a representative sample of iranian children and adolescents. methods: in this nationwide study, 14880 school students, aged 6-18 years, wereselected by cluster and stratified multi-stage sampling method fr...

aggressive osteoblastoma (ao) is a benign osteoblastic tumor which is rare in the head and neck region. clinical and histological features are therefore overlap with other benign and low-grade malignant tumors. the aim of this article is to report and discuss the differential diagnosis of an aggressive osteoblastoma in the mandible. a 25-year-old male patient reported with pain and asymmetry on...

statement of problem: the elimination of actinobacillus actinomycetemcomitans (a.a) is a key factor for achieving a successful treatment in patients with aggressive periodontitis (agp) whom harboring this organism. this micro organism’s capability to invade to host’s tissues, makes its eradication with mechanical therapy (eg. flap surgery, scaling, oral hygiene) very difficult, so there is no o...

non hodgkin lymphomas (nhl) are nodal or extra nodal monoclonal infiltrations by malignant lymphoid cells (b lymphocytes in 80% of cases), which are distinguished as indolent or aggressive forms. according to the heterogeneity of lymphoid cells and their ubiquitous anatomical distribution, these disorders can develop in any organ and have very heterogeneous clinical expressions, but they are us...