Craniology: The study of variations in size, shape, and proportion of the skull (cranium). Also known as phrenology, it was a pseudoscience of the 18th and 19th centuries based on the belief that a person’s character could be learned by looking with care at the shape of their head and noting each and every bump […]
- Chronic glomerulonephritis Medical Definition
Chronic glomerulonephritis: One of a group of kidney diseases characterized by long-term inflammation and scarring of the glomeruli (microscopic structures in the kidney that filter blood and produce urine). This form of kidney disease usually develops slowly (over years) and may not produce symptoms at the outset. When symptoms and signs do appear, they typically […]
A localized widening (dilatation) of an artery, a vein, or the heart. At the point of an aneurysm, there is typically a bulge. The wall of the blood vessel or organ is weakened and may rupture.
- Regional enteritis
Crohn’s disease, a chronic inflammatory disease of the intestine primarily in the small and large intestines but which can occur anywhere in the digestive system between the mouth and the anus. Named after Burrill Crohn who described the disease in 1932. The disease usually affects persons in their teens or early twenties. It tends to […]
- D (domain)
D (domain): Abbreviation for domain, a discrete portion of a protein with its own function. The combination of domains in a single protein determines its overall function.
- Infant vitamin requirements
Vitamins are organic substances that are essential in minute quantities for the proper growth, maintenance, and functioning of the baby. Vitamins must be obtained from food because the body cannot produce them. The exception is vitamin D, which can be produced by the skin when it is exposed to the sun. There are four fat-soluble […]
The sudden death of brain cells due to lack of oxygen, caused by blockage of blood flow or rupture of an artery to the brain. Sudden loss of speech, weakness, or paralysis of one side of the body can be symptoms. A suspected stroke can be confirmed by scanning the brain with special X-ray tests, […]
Capsid: The protein coat of a virus. The term capsid came in 1960 from the French capside, from the Latin capsa, case. See also: Nucleocapsid.
Abbreviation for PTEN-induced kinase.
In medicine, to make a treatment or procedure advisable because of a particular condition or circumstance. For example, certain medications are indicated for the treatment of hypertension during pregnancy while others are contraindicated.