3. Know that there are many kinds of Visas for people who immigrate to work for a company. You may want to hire a lawyer to help you navigate the different visas, or trust in your company HR department. 1  The Specialty Workers, or H1B Visa is designed for immigrants who wish to work in a specialized field.
What is an Abdominal Aortic-Iliac Duplex? An Abdominal Aortic-Iliac Duplex is an ultrasound test that uses high. frequency sound waves (ultrasound) to evaluate the aorta, the main. artery in the abdomen, and other arteries that deliver blood to the major. organs in the body.
A carotid artery duplex scan is a type of vascular ultrasound study done to assess occlusion (blockage) or stenosis (narrowing) of the carotid arteries of the neck and/or the branches of the carotid artery.o assess the carotid arteries in the neck, a carotid duplex scan may be performed. This type of Doppler examination provides a 2-dimensional (2D) image of the arteries so that the structure of the arteries and location of an occlusion can be determined, as well as the degree of blood flow.