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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «V»:

  1. Vesicles Vesicles
    Vesicles: In dermatology, vesicles are small blisters, most often on the skin. Vesicles also can crop up on the mucous membranes, such as the buccal mucosa (the lining of the mouth). In anatomy, a vesicle is any small pouch. The word vesicle comes from the Latin diminutive vesiculum meaning a small...
  2. Vesicoenteric Vesicoenteric
    Vesicoenteric: Pertaining to both the urinary bladder and intestine or to a communication between them, as in a vesicoenteric fistula. Synonymous with vesicointestinal....
  3. Vesicointestinal Vesicointestinal
    Vesicointestinal: See: Vesicoenteric....
  4. Vesicular Vesicular
    Vesicular: Pertaining to the presence of one or more vesicles. A vesicle is a small blister. A vesicular rash features small blisters on the skin. Vesicles also occur on the mucous membranes, as in the buccal mucosa (the lining of the mouth). In anatomy, a vesicle is any small pouch. For example...
  5. Vesicular rickettsiosis Vesicular rickettsiosis
    Vesicular rickettsiosis: A mild infectious disease first observed in New York City, caused by Rickettsia akari, transmitted from its mouse host by chigger or adult mite bites. There is fever, a dark spot that becomes a small ulcer at the site of the bite, swollen glands (lymphadenopathy) in that reg...
  6. Vesiculitis Vesiculitis
    Vesiculitis: Inflammation of a vesicle, and particularly of the seminal vesicles behind the male bladder....
  7. Vesiculography Vesiculography
    Vesiculography: The use of special X-ray equipment and a dye to examine the seminal vesicles and related structures. Vesiculography is most often used when prostate disease or cancer is suspected. ...
  8. Vessel Vessel
    Vessel: A tube in the body that carries fluids: blood vessels or lymph vessels....
  9. Vessel, afferent Vessel, afferent
    Vessel, afferent: A vessel that carries blood toward the heart. A vein or venule....
  10. Vessel, efferent Vessel, efferent
    Vessel, efferent: A vessel carrying blood away from the heart. An artery or arteriole....
  11. Vestibular Vestibular
    Vestibular: 1) Having to do with a structure that is a vestibule (entrance), such as the vestibule of the ear. 2) Having to do with the body's system for maintaining equilibrium....
  12. Vestibular apparatus Vestibular apparatus
    Vestibular apparatus: The vestibule and three semicircular canals of the inner ear. Like an internal carpenter's level, these structures work with the brain to sense, maintain, and regain balance and a sense of where the body and its parts are positioned in space....
  13. Vestibular disorders Vestibular disorders
    Vestibular disorders: Disorders of the body's balance (vestibular) system in the inner ear due to a tremendous range of conditions including vertigo, Meniere's disease, acoustic neuroma, multiple sclerosis, syphilis, trauma, ear infections, medications toxic to the ear (ototoxic drugs), epileps...
  14. Vestibular neuronitis Vestibular neuronitis
    Vestibular neuronitis: Inflammation of the vestibular nerve, the nerve running to the vestibule. (The vestibule is in the inner ear. Like an internal carpenter's level, it and the semicircular canals work with the brain to sense, maintain, and regain balance and a sense of where the body and its pa...
  15. Vestibular system Vestibular system
    Vestibular system: A system in the body that is responsible for maintaining balance, posture, and the body's orientation in space. This system also regulates locomotion and other movements and keeps objects in visual focus as the body moves. The vestibular system is comprised of the vestibular ap...