background : evaluation of exposition to volatile organic compounds (voc) and compare urinary level of urinary biological exposure index in sweepers in west of iran . methods: this study was carried out on 40 street sweepers and 40 non-exposed as control group living in hamadan city, west of iran. voc was analyzed using gas chromatography equipped with a flame ionization detector (fid). the uri...

Two methods of preparation of urine for cytology were compared retrospectively. In method 1 cells in the urine were fixed after the preparation of the smear; in method 2 the cells were fixed before smear preparation. Urine cytology reports were correlated with subsequent histological analysis. The specificities of urine cytology using both methods were high (99%). The sensitivity using method 1...

introduction: dentists are exposed to mercury vapor from dental amalgam in their routine occupational practice; excess exposure to mercury is harmful. the aim of this study was to assess the influence of some possible related factors on the urine mercury levels of general dentists and restorative specialists in mashhad in 2010. materials and methods: this cross-sectional study was performed ran...

Twenty-eight active international athletes agreed to be available for random spot urine collections at their homes, places of work and training. Suitable briefed collectors were arranged to conduct the spot collections and forward the specimens for analysis. An average number of 3.4 collections per athlete was made in the 9 month period of the trial. Overall there was a "failure to collect" per...

Method: 36 male 9-10 years children were invited to participate in this study, and 30 completed a 24 h urine collection. The Free Water Reserve (FWR) was used to assess the hydration status; additionally, a food record corresponding to the day of urine collection and a lifestyle, and socio-demographic questionnaire was filled with parents help. Anthropometric data were obtained. Food and bevera...

The diagnosis of ASB is the most important step in managing ASB. As stated at the article the most important point for diagnosis is microbiological tests. In this context the number of specimens for culture is crucial. In guidelines ASB in men is defined as the isolation of ≥ 105 cfu/mL bacteria in a single cleancatch voided urine specimen. On the other hand in women, two consecutive urine spec...

Background: The ratio of urine protein to urine osmolality has recently been suggested as an accurate method to determine proteinuria.  Objective: We studied the correlation of urine protein to urine osmolality ratio with 24-hr urinary protein excretion. Methods: 150 children aged 0.11–17 years admitted to the Department of Pediatric Nephrology were included in this study. Early morning urine s...