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.
Like RedHat is to Linux and Cloudera is to Hadoop, Revolution Analytics is to the R language in the commercial world. Several years ago, David Smith, chief community officer at Revolution Analytics, noticed that a lot of academics and students used R but saw less usage in industry.