The Liver Imaging Reporting and Data System (LI-RADS) standardizes the interpretation, reporting, and data collection for imaging examinations in patients at risk for hepatocellular carcinoma (HCC). It assigns category codes reflecting relative probability of HCC to imaging-detected liver observations based on major and ancillary imaging features. LI-RADS also includes imaging features suggesting malignancy other than HCC.
benigno
Criterios Diagnóstico para Vértigo Posicional Paroxístico Benigno
Diagnostic Criteria for Benign Paroxysmal Positional Vertigo Vertigo associated with a characteristic mixed torsional and vertical nystagmus provoked by the Dix-Hallpike test A latency (typically of 1 to 2 seconds) between the completion of the Dix-Hallpike test and the onset of vertigo and nystagmus Paroxysmal nature of the provoked vertigo and nystagmus (i.e., an increase … Read more