Bladder cancer is one of the most common forms of cancers in the world. The current gold standards for itsdiagnosis are cystoscopy and urine cytology. Cystoscopy, a naked eye assessment of the bladder, is invasive, uncomfortable and costly with a great deal of personal variability in its results; while urine cytology has high specificity but low sensitivity, particularly for low-grade les...

background: chest radiography is one of the most usual diagnostic tools for respiratory distress. objective: the purpose of this study is to assess the specificity, sensitivity and clinical value of chest radiography of neonates with respiratory distress.patients and methods: a descriptive- analytical study was conducted on 102 neonates that were in neonatal intensive care unit of imam reza and...