Paid holidays may also be negotiated by employees who have a contract with employers; these are often senior level employees. Employees in exempt professional, technical, or managerial positions such as software developers, HR staff, controllers, and marketing, expect paid holidays to accompany their employment.
1 If the test shows high levels of the substance, you may have a deep vein blood clot. If your test is normal and you have few risk factors, DVT isnât likely.  Venography. This test is used if ultrasound doesnât provide a clear diagnosis.
Q. How is a Deep Vein Thrombosis (DVT) diagnosed? A. Most often, ultrasound is used to diagnose blood clots in the leg veins. This is a non-invasive test. If the results are not definitive, then venography (an invasive test using contrast dye) or MRI (magnetic resonance imaging) may be used.