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.
Compromise of the blood supply from microvascular disease, often in association with lack of sensation because of neuropathy, predisposes persons with diabetes mellitus to foot infections. These infections span the spectrum from simple, superficial cellulitis to chronic osteomyelitis.