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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «F»:

  1. Failure to thrive (FTT) Failure to thrive (FTT)
    Failure to thrive (FTT): Refers to a child whose physical growth is significantly less than that of peers. There is no official consensus on what constitutes failure to thrive (FTT). It usually refers to a child whose growth is below the 3rd or 5th percentiles for their age or whose growth h...
  2. Failure, adrenal Failure, adrenal
    Failure, adrenal: A condition in which the adrenal glands do not produce enough of the adrenal hormones that control important functions such as blood pressure. The adrenal glands sit on top of the kidneys. The adrenal is made up of an outer layer (the cortex) and an inner portion (the medulla). Th...
  3. Failure, autonomic Failure, autonomic
    Failure, autonomic: See: Autonomic failure....
  4. Failure, heart Failure, heart
    Failure, heart: Inability of the heart to keep up with the demands on it and, specifically, failure of the heart to pump blood with normal efficiency. When this occurs, the heart is unable to provide adequate blood flow to other organs such as the brain, liver and kidneys. Heart failure may b...
  5. Failure, respiratory Failure, respiratory
    Failure, respiratory: See: Respiratory failure....
  6. Fainting (syncope) Fainting (syncope)
    Fainting (syncope): Partial or complete loss of consciousness with interruption of awareness of oneself and ones surroundings. When the loss of consciousness is temporary and there is spontaneous recovery, it is referred to as syncope or, in nonmedical quarters, fainting. Syncope accounts for on...
  7. Falciparum malaria Falciparum malaria
    Falciparum malaria: The most dangerous type of malaria. Red blood cells infected with the parasite tend to sludge and form microinfarctions (small areas of dead tissue due to lack of oxygen) in capillaries in the brain, liver, adrenal gland, intestinal tract, kidneys, lungs, and other organs. Treatm...
  8. FALDH deficiency FALDH deficiency
    FALDH deficiency: Also known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized by a triad of clinical findings consisting of ichthyosis (thickened fish-like skin), spastic paraplegia (spasticity of the legs) and mental retardation. The skin changes in the ...
  9. Fallopian tube Fallopian tube
    Fallopian tube: One of the two Fallopian tubes that transport the egg from the ovary to the uterus (the womb). In the diagram, the Fallopian tubes are not labeled but are well shown running between the uterus and ovaries. The Fallopian tubes have small hair-like projections called cilia on the ...
  10. False labor False labor
    False labor: Intermittent non-productive muscular contractions of the womb (uterus) during pregnancy, most commonly in the last two months before full term. These contractions are non-productive in the sense that they do not produce any flattening (effacement) or dilation (opening up) of the cervix....
  11. False negative False negative
    False negative: A result that appears negative but fails to reveal a situation. An example of a false negative: a particular test designed to detect cancer of the toenail is negative but the person has toenail cancer....
  12. False positive False positive
    False positive: A result that is erroneously positive when a situation is normal. An example of a false positive: a particular test designed to detect cancer of the toenail is positive but the person does not have toenail cancer....
  13. False rib False rib
    False rib: One of the last 5 pairs of ribs. A rib is said to be "false" if it does not attach to the sternum (the breast bone). All 12 pairs of ribs attach to the building blocks of the spine (vertebrae) in the back. The 12 pairs of ribs consist of: True ribs: The first seven ribs attach to the ster...
  14. False vocal cord False vocal cord
    False vocal cord: A fold of mucous membrane covering muscle in the larynx. The false vocal cord separates the ventricle of the larynx from the vestibule of the larynx. Also called the false vocal fold....
  15. False vocal fold False vocal fold
    False vocal fold: See: False vocal cord....