Buerger's test Buerger's test Buerger's test is used in an assessment of arterial sufficiency. The "vascular angle", which is also called "Buerger's angle", is the angle to which the leg has to be raised before it becomes pale, whilst lying down. In a limb with a normal circulation the toes and sole of the foot, stay pink, even when the limb is raised by 90 degrees. In an ischaemic leg, elevation to 15 degrees or 30 degrees for 30 to 60 seconds may cause pallor. (This part of the test checks for "elevation pallor".) A vascular angle of less than 20 degrees
Less Than (song) Less Than (song) "Less Than" is a song by American industrial rock band Nine Inch Nails, from their EP "Add Violence". It was released on July 13, 2017 and the music video alludes to the video game "Polybius", an urban legend about a video game used to data mine information from people to the government. On October 2017, it peaked at number 10 on the "Billboard" US Mainstream Rock Songs chart. "Less Than" was announced and released as the lead single and opening track to the "Add Violence" EP on July 13, 2017. The song's music video was released on