Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «F»:
Flu, bird: See: Avian influenza....
Flu, Hong Kong
Flu, Hong Kong: See: Hong Kong flu....
Flu, Spanish: See: Spanish flu....
Flu, stomach: So-called "stomach flu" actually has
nothing to do with the influenza (flu) virus. This term is sometimes
used to describe gastrointestinal illnesses caused by other
Fluctuating rib: One of the last two ribs. A rib is said to be "fluctuating" if it does not attach to the sternum (the breast bone) or to another rib.
There are usually 12 pairs of ribs in all. Each pair of ribs is attached to the building blocks of the spine (the vertebrae) in the back. The 12 pair...
Fluid, cerebrospinal (CSF)
Fluid, cerebrospinal (CSF): A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the brain and around the surface of the brain and spinal cord.
The CSF is produced by the choroid plexus, a series of infolded blood vessels projecting into the cerebral ve...
FluMist: FluMist™. See: Nasal flu vaccine....
Fluorescein angiography: A test to examine blood vessels
in the retina, choroid, and iris of the eye. A special dye is
injected into a vein in the arm and pictures are taken as the dye
passes through the blood vessels in the eye.
The dye is injected into a vein in the arm. The pictures taken as ...
Fluorescent in situ hybridization
Fluorescent in situ hybridization: An important
molecular cytogenetic method for identifying chromosomes and parts of
chromosomes, deciphering chromosome rearrangements, and locating genes on chromosomes.
"Fluorescent" means emitting light that comes from a reaction within the emitter. "In situ" ...
Fluorescent microscope: A microscope equipped to examine material that fluoresces under ultraviolet light. Fluorescence microscopy is based on the principle that fluorescent materials emit visible light when they are irradiated with ultraviolet rays or with violet-blue visible rays....
Fluorescent treponemal antibody absorbed test
Fluorescent treponemal antibody absorbed test: A blood serum screening test for syphilis designed to demonstrate the presence or absence of specific antibodies directed against the organism (Treponema pallidum) responsible for syphilis.
The fluorescent treponemal antibody absorbed (FTA-ABS) test d...
1. In general, treatment with fluoride.
2. Specifically, the addition of fluoride to a water supply to help prevent dental caries.
For more information, see: Water fluoridation....
Fluoridation, water: See: Water fluoridation....
Fluoride: A compound of fluorine with another element or radical. Fluoride compounds are present in drinking water and some foods. Fluoride ions replace hydroxyl ions in hydroxyapatite in teeth, forming fluorapatite, which leads to fewer cavities. Fluoride compounds are therefore added to some tooth...
Fluorobody: A hybrid molecule that combines the affinity and specificity of an antibody with the visibility of a green fluorescent protein (GFP). The GSP provides the antibody with a built-in detection system. The creation of the fluorobody in the laboratory was first reported in 2003....