objective: the aim of the present study was to estimate crude and age-standardized incidence rates for oral and pharyngeal nonsquamous cell malignant tumors in kerman province over a period of 11 years. materials and methods: the data used in this retrospective population-based study were extracted from the records registered in all pathology centers of kerman province from 1991 to 2001. all co...

background and aims. many oral squamous cell carcinomas develop from potentially malignant disorders (pmds) which include a variety of lesions and conditions characterized by an increased risk for malignant transformation. this study evaluated the quantitative expression of egfr in normal oral mucosa, oral leukoplakia and oral submucous fibrosis to predict the malignant risk in compliance with ...

introduction: oral lichen planus (olp) is a common mucocutanous disorder with unknown etiology. while current data suggest that oral lichen planus is a cell-mediated autoimmune disease, it might be associated to s+100, cd+4 and cd+8 cells. because of differential diagnosis of olp and oral lichenoid lesion (oll) is usually difficult this study was designed to compare any probable immunohistochem...

introduction : due to the increased prevalence of medically compromised patients who require dental treatments, it is a crucial task for dentists and dental specialists to prepare themselves for emergent professional situations. this study was performed to determine the prevalence of different medical problems among a population of patients admitted to a dental educational center. materials and...

refractory celiac disease (rcd) is when malabsorption symptoms and villous atrophy persist despite strict adherence to a gluten free diet (gfd) for more than 12 months and other causes of villous atrophy have been ruled out.  rcd is considered a rare disease and almost exclusively occurs in adults. persistent diarrhea, abdominal pain, weight loss are the most common symptoms in rcd. also, anemi...

the diagnosis of functional constipation (fc) is usually straightforward. almost 95% of childhood constipation is functional in nature. the remaining 5% can be attributed to wide variety of conditions. many of these etiologies are obvious by history and examination and many have other specific symptoms besides constipation. it is especially important to look for presence of any symptoms or sign...

childhood constipation is ofton a long_term problem requiring treatment over months or years. there is no single treatment metod for constipation and many children do not respond and continue to have chronic problems. treatment is consisted of: disimpaction,drug adminstration , diet modilation, and behaverial therapy. it is necessary in all cases that not responding to conventional therapy, un ...

schwannoma is a benign encapsulated slow-growing tumor that originates from schwann cells of the peripheral nerve sheath. it usually occurs in the head and neck; however, it is rare in the oral cavity. the tongue is the most common site of intraoral schwannomas, followed by the floor of the mouth, palate, gingiva, vestibular mucosa, lips and mental nerve area. we report a rare case of schwannom...

objective: the main purpose of this study was to develop a simple reproducible system to compare abrasive effects of three different toothpastes. materials and methods: a specific mold was used to fabricate 37 samples made of po-lymethylmethacrylate. the samples were stroke by toothbrushes connected to a v8 cross brushing machine in a solution of fluoridated toothpastes and distilled water. the...

second to the cardiovascular disease, cancer is the main cause of death in iran. in this study some of the risk factors of breast cancer; especially the ones related to breastfeeding have been assessed. the study was a retrospective study of 100 women with breast cancer. the most important risk factors in breast cancer were number of children, age of mother on the first pregnancy. the result sh...