conclusions serum ada activity with high specificity percentage may be a useful alternative test in restricted resource areas to rule out diagnosis of ptb. however, serum ada activity is not a useful tool for tb diagnosis. mean serum ada level in the ptb group was clearly higher than the mean serum ada in the other three groups. mean serum ada was 26 iu/l in ptb patients, 19.48 iu/l in patients...

introduction: ankle fracture is one of the most common joint fractures. x-ray and physical examination are its main methods of diagnosis. recently, ultrasonography (us) is considered as a simple and non-invasive method of fracture diagnosis. this study evaluated the diagnostic accuracy of us in detection of ankle fracture in comparison to plain radiography. methods: in this diagnostic accuracy ...

background: we aimed to extract the histogram features for text analysis and, to classify the types of bio medical waste (bmw) for garbage disposal and management. methods: the given bmw was preprocessed by using the median filtering technique that efficiently reduced the noise in the image. after that, the histogram features of the filtered image were extracted with the help of proposed modifi...

background: diagnosis of food allergy is difficult in children. food allergies are diagnosed using several methods that include medical histories, clinical examinations, skin prick and serum-specific immunoglobulin e (ige) tests, radio-allergosorbent test (rast), food challenge, and supervised elimination diets. in this study we evaluated allergies to cow's milk, egg, peanut, and fish in c...

conclusions with regard to the ease of urine sample preparation and the 100% specificity the pcr method, performing urine pcr could be used as a diagnostic aid in ptb cases obtaining sputum samples is problematic. results results of the current study indicated that 48 (62.3%) patients out of 77 had a positive sputum culture. urine cultures and acid-fast smears were negative. urine pcr-tb was po...

background: the present study assesses independent predictors of clinically important traumatic brain injury (citbi) in order to design a prognostic rule for identification of high risk children with mild head injury. materials and methods: in a retrospective cross-sectional study, 3,199 children with mild traumatic brain injury (tbi) brought to emergency ward of three hospitals in tehran, iran...

we assessed the lower urinary tract symptoms (luts) in prostatic cancer patients and investigated the sensitivity and specificity of international prostate symptom score (ipss) in the screening of these patients. a total number of 132 prostatic cancer patients as the case group who were confirmed by the pathologists and 101 noncancerous men as the control group, aged 50 or older, responded to a...

as described in the first part of this article, evidence based medicine (ebm) is a growing part of medical practice which emphasizes on the best evidence. finding this evidence by formulating an answerable question and searching strategies were described in the first part of this review. in this part, appraising the retrieved article (with the main focus on the diagnostic studies) and applying ...