Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «C»:
Children of the dark
Children of the dark: Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary sensitivity to sunlight that ordinary sun exposure results in the development of skin cancer at a very early age. Children with xeroderma pigmentosum (XP) can only play outd...
Children of the night
Children of the night: Term applied sometimes to children with xeroderma pigmentosum, a genetic disease with such extraordinary sensitivity to sunlight that ordinary sun exposure results in the development of skin cancer at a very early age. Children with xeroderma pigmentosum (XP) can only play out...
Children's immunizations: In the United States,
is recommended that all children receive vaccination against:
Diphtheria, tetanus, pertussis
Haemophilus influenzae type B (HIB)
Measles, mumps, rubella
Varicella zoster virus (chickenpox).
Chills: feelings of coldness accompanied by shivering. Chills may develop
after exposure to a cold environment or may accompany a fever....
Chimera: In medicine, a person composed of two genetically distinct types of cells. Human chimeras were first discovered with the advent of blood typing when it was found that some people had more than one blood type. Most of them proved to be "blood chimeras" -- non-identical twins who shared a blo...
Chimeraplasty: A method of gene therapy based upon the use of a molecule called a chimeraplast, a synthetic blend of DNA and the related molecule RNA, to trick the patient's own cells to remedy a gene defect. Chimeraplasts are made to match the patient's sequence of base pairs (the molecular buildi...
Chin: Medically, the mentum.
The lower portion of the face below the lower lip including the prominence of
the lower jaw and the line of fusion of the two separate halves of the jawbone
(mandible). This line of
fusion (called the symphysis menti) encloses a triangular area at tip of the
Chinese medicine: See: Traditional Chinese medicine....
Chinese restaurant syndrome
Chinese restaurant syndrome: A syndrome first described in 1968 in people who had eaten Chinese food on which MSG (monosodium glutamate) had been lavished. The syndrome only seems to occur in some people. Their symptoms may include headache, throbbing of the head, dizziness, lightheadedness, a feeli...
Chiron: In Greek mythology, the centaur who, wounded by Hercules, invented medicine in order to heal himself. Chiron taught Asclepius the art of healing, which became the source of all divine medical knowledge among the Greeks. Chiron was also the teacher of the hero, Achilles, who was thought to ha...
Chiropractic: A system of diagnosis and treatment based on the concept that the nervous system coordinates all of the body's functions, and that disease results from a lack of normal nerve function. Chiropractic employs manipulation and adjustment of body structures, such as the spinal column, so th...
Chiropractor: Someone who practices chiropractic. Chiropractic
defined as a system of
diagnosis and treatment that is based upon the concept that the
nervous system coordinates all of the body's functions and holds that
disease results from a lack of normal nerve function and employs
Chlamydia: A type of bacteria one species of which causes an infection very
similar to gonorrhea in the way that it is spread, the symptoms it produces, and the long-term consequences.
Like gonorrhea, chlamydia is found in the cervix and urethra and can also live in the throat or rectum. Like gonor...
Chlamydia trachomatis: A bacterium that causes a disease called trachoma that results in blindness so frequently that it places a huge burden a year on world health funding ($25 billion in the year 2000). The disease goes by a number of names such as sandy blight.
The transmission of Chlamydia tra...
Chloral hydrate: A prescription sedative/hypnotic drug developed in the 19th century. The drug acts rapidly and induces sleep within 60 minutes, and is used for the short-term treatment of insomnia. Chloral hydrate can be taken orally in syrup or capsule form and is also available in the form of rec...