It's not that Caterpillar was doing poorly before the downturn. It was and still is the world's dominant maker of construction and mining equipment, as well as a leading producer of diesel and gas engines, industrial turbines (essentially jet engines that power equipment and generate electricity), and locomotives.
Definition. A HIDA scan is an imaging test. It helps to diagnose problems of the gallbladder and liver. Bile is a fluid that is made in the liver. It is stored in the bile duct.This fluid helps your body digest certain foods.If there is a problem with the production or flow of bile, a HIDA scan may find the problem.t helps to diagnose problems of the gallbladder and liver. Bile is a fluid that is made in the liver. It is stored in the bile duct. This fluid helps your body digest certain foods. If there is a problem with the production or flow of bile, a HIDA scan may find the problem.
The MUGA scan (MUltiple Gated Acquisition scan) is a noninvasive test used to evaluate cardiac function. The MUGA scan produces a moving image of the beating heart, and from this image several important features can be determined about the health of the left and right ventricles (the heartâs major pumping chambers).