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The intravenous cholangiogram or IVC is a radiologic (x-ray) procedure that is used primarily to look at the larger bile ducts within the liver and the bile ducts outside the liver.
IV. Light: 0.028 g 0 (0.27 m/s 2) Felt indoors by many, outdoors by few during the day: At night, some are awakened. Dishes, windows, and doors are disturbed; walls make cracking sounds. Sensations are like a heavy truck striking a building. Standing vehicles are rocked noticeably. 2006 Pangandaran earthquake and tsunami: V. Moderate: 0.062 g 0 ...
Intravenous digital subtraction angiography (IV-DSA) is a form of angiography which was first developed in the late 1970s. IV-DSA is a computer technique that compares an X-ray image of a region of the body before and after radiopaque iodine based dye has been injected intravenously into the body. Tissues and blood vessels on the first image ...
1975 The Model Mk III used a new system called jump scan Analog. 1977 The first Rank Cintel Flying Spot Scanner was introduced into North America by MPV, (Motion Picture Video Corporation, Toronto) and the first colorist and pan & scan operator was the then president Bob Sher. 1977 Mk IIIC was the next generation Digiscan, with improvements
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Depending on the vessel being imaged, the volume of contrast is tracked using a region of interest (abbreviated "R.O.I.") at a certain level and then followed by the CT scanner once it reaches this level. Images are acquired at a rate as fast as the contrast moving through the blood vessels. [citation needed]
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In statistics, econometrics, epidemiology and related disciplines, the method of instrumental variables (IV) is used to estimate causal relationships when controlled experiments are not feasible or when a treatment is not successfully delivered to every unit in a randomized experiment. [1]