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.
1 Three-dimensional (3-D) fetal ultrasound is being tested for use in evaluating fetal abnormalities. It is not yet widely available.  Doppler ultrasound (or duplex scanning) uses reflected sound waves to estimate the speed and direction of blood as it flows to the placenta and within the fetus.