Bimodal imaging combines two imaging modalities in order to benefit from their advantages and compensate the limitations of each modality. This technique could accurately detect diseases for diagnostic purposes. Nanoparticles simultaneously offer diagnostic data via various imaging modalities owing to their unique properties. Moreover, bimodal nanoprobes could be incorporated into theranostic s...

introduction: traumatic chest injuries (tci) are one of the most common causes of referring to the emergency departments, with high mortality and disability. this study was designed to evaluate the diagnostic accuracy of ultrasonography versus chest x ray (cxr) in detection of hemo-pneumothorax for patients suffering penetrating tci. methods: the present cross-sectional study was performed to e...

objective: after introduction of digital radiography into dentistry several methods of image acquisition were accessible in the field of dentistry. in many instances it is necessary to digitize analog images. there is no overall acceptable method for image digitization so all different types of images can be comparable. the objective of this study was to compare the diagnostic accuracy of diffe...

this study was done in research institute of nuclear medicine from 1988-1992 for evaluation of the value of serum thyroglobulin level in comparison with 1-131 whole body scan (1-131 wbs) in patients with differentiated thyroid carcinoma. 204 patients who had total or near total thyroidectomy treated with 1-131 were evaluated in this study. out of 204 patients 136 did not have regional or distan...

background:the diagnostic accuracy of frozen section as an important source of information in surgical pathology is important not only in the management of surgical patients but also as a measure of quality control in surgical pathology. in this study, we evaluated the diagnostic accuracy of frozen sections over a 6-year period in a teaching hospital in iran. methods: we retrospectively review...

conclusions: about half the population in iran is infected with helicobacter pylori, the pollution in different areas and preventive strategies should be carried out to control this infection. the prevalence rate of helicobacter pylori infections in iran showed only little changes during the years 1994 to 2011. results: among the 30 studies evaluated, the prevalence rate of helicobacter pylori ...

abstract background: there are a large number of patients with penetrating abdominal trauma who have normal vital signs and negative abdominal examination when referred to trauma centers. agreat deal of controversy exists between authorities about screening these patients for emergency explorative laparotomy. many references have reported more than 90% sensitivity for dpl as a diagnostic method...

background: the present study aimed to determine the prevalence and associated risk factors of vaginal trichomoniasis in women referred to gynecologic clinic in benha university hospital, egypt. methods: two hundred female patients enrolled in the study. vaginal samples were obtained from them and examined for t. vaginalis by wet mount, giemsa stain, acridine orange (ao) stain and culture on mo...

OBJECTIVE The present study assessed the validity of approximate entropy (ApEn) analysis of arterial oxygen saturation (SaO(2)) data obtained from pulse oximetric recordings as a diagnostic test for obstructive sleep apnea (OSA) in patients clinically suspected of suffering this disease. METHODOLOGY A sample of 187 referred outpatients, clinically suspected of having OSA, was studied using no...