نتایج جستجو برای: histopathological features
تعداد نتایج: 554422 فیلتر نتایج به سال:
malignant peripheral nerve sheath tumor (mpnst) is a rare nerve sheath tumor derived from schwann cells or pleuripotent cells of neural crest. neurogenic tumors make about 10-20% of all mediastinal tumors. incidence of mpnst is 0.001% in general population and 0.16% in patients with neurofibromatosis i (nf i). we report a case of 60 year female presenting with progressive cough and breathlessne...
OBJECTIVE To investigate whether Spitz nevi with typical histopathological features in older patients demonstrate chromosomal aberrations by 4-color fluorescence in situ hybridization (FISH). DESIGN Retrospective medical record review, with prospective masked histopathological and cytogenetic analyses. SETTING University-affiliated dermatology and dermatopathology setting. PATIENTS Twenty...
background and aims. a correct diagnosis is the most important step in the treatment of oral lesions and each oral lesion has specific clinical features that provide clinical diagnosis; however, some of these features are common among different lesions. in these situations, biopsy and histopathological examination are indicated. the aim of this study was to evaluate the relationship between cli...
oral lichen planus is diagnosed according to clinical and histopathological characteristics.some times all of the classical histopathological features can not be seen.in some articles the presence of mast cells have been noted below the epithelium of oral lichen planus patients.the following study was done to evaluate the number of mast cells in the histopathological sections of 20 oral lichen...
Objective(s): The current study was conducted to examine the possible protective and retentive effects of one-week intra-peritoneal (IP) administration of selenium nanoparticles (Se-NPs), compared to its bulk counterpart, selenite sodium (Ss), after one complete cycle of spermatogenesis in mature male mice. Materials and Methods: Thirty adult male mice were divided into 3 groups. Control group ...
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