Inner ear disorders that increase hearing sensitivity (such as SCD) can cause pulsatile tinnitus. As this condition can be corrected surgically, it is one of the few fixable causes of pulsatile tinnitus. In the few patients we have encountered, the sound was not a swishing sound.
SAS (software) SAS (previously Statistical Analysis System[1]) is a software suite developed by SAS Institute for advanced analytics, multivariate analyses, business intelligence, data management, and predictive analytics.
INTRODUCTION This tutorial is a SQL primer for the SAS user with some experience with SAS DATA Steps and the MERGE statement, but little or no experience with SQL. It focuses on merging or joining two data sets in any combination with either the DATA Step or SQL.