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Drugs and diseases reference index

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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «M»:

  1. Manicheel tree Manicheel tree
    Manicheel tree: A dangerous tropical tree whose sap is highly poisonous and corrosive. The sap comes out when a leaf is crushed, a branch broken, or the fruit of the tree eaten. The manicheel is hazardous to stand under for shelter from the heat of the tropical sun or, worse, the rain. The leaves of...
  2. Manny Manny
    Manny: A male nanny, a man employed full-time to take care of one or more children in a family home. The term manny appears to date back to the 1980s. Plural: mannies or mannys....
  3. Manometry Manometry
    Manometry: The measurement of pressure using a device called a manometer. Esophageal manometry is done to measure muscle pressure and movements in the esophagus in the evaluation of achalasia. Anal manometry, the measurement of the pressure generated by the anal sphincter, is used to evaluate anal i...
  4. Manorexia Manorexia
    Manorexia: A term that has been used to refer to anorexia nervosa in males. This is not an officially recognized medical term but has been frequently used in media reports. Anorexia nervosa affects up to 1% of women at some point in their lives and is much less common in men. Males represent about 1...
  5. Mansfield Mansfield
    Mansfield: See: Mansfield, Peter....
  6. Mansfield, Peter Mansfield, Peter
    Mansfield, Peter: British scientist (1933-) who shared the 2003 Nobel Prize for Physiology or Medicine with the American scientist Paul C. Lauterbur for discoveries concerning "magnetic resonance imaging." (Magnetic resonance imaging is better known perhaps as MRI). Mansfield did his research princi...
  7. Mantoux test Mantoux test
    Mantoux test: A skin test for tuberculosis, named for the French physician Charles Mantoux (1877-1947). See: Tuberculin....
  8. MAO inhibitor MAO inhibitor
    MAO inhibitor: Monoamine oxidase inhibitor. One of a potent class of medications used to treat depression. ...
  9. MAOI MAOI
    MAOI: Monoamine oxidase inhibitor. One of a potent class of medications used to treat depression....
  10. MAP MAP
    MAP: The commonly used term for Mycobacterium avium subspecies paratuberculosis. MAP is an acronym derived from the first, second, and fourth words in Mycobacterium Avium subspecies Paratuberculosis....
  11. Map, contig Map, contig
    Map, contig: A map depicting the relative order of a linked library of small overlapping clones representing a complete chromosome segment. A contig is a chromosome map showing the locations of those regions of a chromosome where contiguous DNA segments overlap. Contig maps are important because the...
  12. Map, cytogenetic Map, cytogenetic
    Map, cytogenetic: A genetic term referring to the visual appearance of a chromosome when stained and examined under a microscope. Particularly important are visually distinct regions, called light and dark bands, which give each of the chromosomes a unique appearance. This feature allows a person's ...
  13. Map, linkage Map, linkage
    Map, linkage: A map of the genes on a chromosome based on linkage analysis. A linkage map does not show the physical distances between genes but rather their relative positions, as determined by how often two gene loci are inherited together. The closer two genes are (the more tightly they are linke...
  14. Map, physical Map, physical
    Map, physical: A map of the locations of identifiable landmarks on chromosomes. Physical distance is measured in base pairs. The physical map differs from the genetic map which is based purely on genetic linkage data. In the human genome, the lowest-resolution physical map is the banding patterns of...
  15. Map-dot-fingerprint type corneal dystrophy Map-dot-fingerprint type corneal dystrophy
    Map-dot-fingerprint type corneal dystrophy: A disorder in which the cornea (the normally clear front window of the eye) shows geographic map-like lines, dots (or microcysts), and grayish fingerprint lines on examination with a slit-lamp, a device that focuses a high intensity light beam as a slit w...