The field of engineering is divided into a large number of specialty areas: 1  Mechanical engineering involves design, manufacturing, inspection and maintenance of machinery, equipment and components as well as control systems and instruments for monitoring their status and performance.
Microvascular disease: Disease of the finer blood vessels in the body, including the capillaries. In contrast to macrovascular disease.The microvascular complications of diabetes such as neuropathy can lead to loss of sensation and the development of foot ulcers.icrovascular disease: Disease of the finer blood vessels in the body, including the capillaries. In contrast to macrovascular disease.
Macrovascular: Pertaining to the macrovasculature, the portion of the vasculature of the body comprising the larger vessels, those with an internal diameter of more than 100 microns. By contrast to microvascular. The term macrovascular is somewhat less used than microvascular. There is a field of microvascular surgery.