Diagnostic accuracy relates to the ability of a test to discriminate between the target condition and health. This discriminative potential can be quantified by the measures of diagnostic accuracy such as sensitivity and specificity, predictive values, likelihood ratios, the area under the ROC curve, Youden's index and diagnostic odds ratio. Different measures of diagnostic accuracy relate to t...

BACKGROUND Scabies is a contagious skin infestation characterized clinically by nocturnal pruritus, visible burrows and contagiousness. Dermoscopy has been suggested as an alternative for diagnosing scabies. But, there have been few well-designed studies evaluating the diagnostic accuracy of dermoscopy. OBJECTIVE We tried to confirm the diagnostic accuracy of dermoscopy for diagnosing scabies...

A LTHOUGH coronary angiography had Albeen successfully achieved by a variety of methods,1 it was not until the development of the selective technique that visualization of the coronary vessels became a reliable and sound clinical procedure.2 Mortality and morbidity have proved to be low, and the procedure has gained widespread acceptance and availability. It has become essential for the objecti...