Prefix from the Greek “makros” meaning large or long. Examples of terms involving macro- include macrobiotic, macrocephaly, macrocytic, macroglossia, macrophage, macroscopic, and macrosomia. The opposite of macro- is micro-.
Referring to the macrobiota, a region’s living organisms that are large enough to be seen with the naked eye.
A disease of the large blood vessels in which fat and blood clots build up and stick to the vessel walls, blocking the flow of blood. Types of macroangiopathy include coronary artery disease (macroangiopathy in the heart), cerebrovascular disease (macroangiopathy in the brain), and peripheral vascular disease (macroangiopathy that affects, for example, vessels in the […]
- Macrobiotic diet
A diet that incorporates Ayurvedic principles of food combining, is based mainly on brown rice and vegetables, and claims to lengthen life. The macrobiotic diet is strictly not recommended for pregnant women or children and may not provide sufficient protein and nutrients for others.
An abnormally large head. The opposite of macrocephaly is microcephaly. Macrocephaly can be a normal variant or be a sign of pressure within the growing head during childhood, such as from hydrocephalus.
- Macrocephaly, multiple lipomas, and hemangiomas
50 chance of transmitting the Bannayan gene to each of their children. The gene is on chromosome 10q23.3 and the mutation is now known to involve the phosphatase and tensin homolog gene called PTEN. A different mutation in PTEN causes Cowden disease which is a syndrome of multiple hamartomas (malformations resembling tumors composed of mature […]