Can you get away with a higher d-dimer value in patients with a low pre-test probability for PE?  Does working more days in a row improve patient outcomes?  How often are people inappropriately prescribing fluoroquinolones?  How often are people using systemic lytics vs catheter directed lytics in acute PE, and what are the outcomes?Music from https://filmmusic.io"Sneaky Snitch" by Kevin MacLeod (https://incompetech.com)License: CC BY (http://creativecommons.org/licenses/by/4.0/)