Macrophage
A type of white blood cell that ingests foreign material. Macrophages are key players in the immune response to foreign invaders of the body, such as infectious microorganisms. They are normally found in the liver, spleen, and connective tissues of the body.
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- Macrophagic myofasciitis
A muscle disease first identified in 1993, macrophagic myofasciitis is named for the findings seen in tissue from muscle biopsies, namely an abnormal infiltrate surrounding muscle tissue of specialized immune cells called “macrophages,” a type of immune cell important to swallowing and destroying microorganisms. They also assist other immune cells in the body’s response to […]
- Macroscopic
Large enough to be seen with the naked eye, as opposed to microscopic. For example, a macroscopic tumor is big enough to be seen without the aid of a microscope. From the Greek macro- (large, long) + -scopic, from skopos (aim, mark).
- Macrosomia
An overly large body. A child with macrosomia has significant overgrowth, which can represent a hormone imbalance.
- 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. Macrovacular surgery is usually simply called vascular surgery.
- Macrovascular disease
Disease of the large blood vessels, including the coronary arteries, the aorta, and the sizable arteries in the brain and in the limbs. Macrovascular disease is by contrast to microvascular disease. In persons with diabetes, chronic hyperglycemia (assessed by glycosylated hemoglobin level) is related to the development of microvascular disease; however, the relation of glycosylated […]