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Drugs and diseases reference index

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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «P»:

  1. Perrault syndrome Perrault syndrome
    Perrault syndrome: An extraordinary genetic syndrome that is inherited in an autosomal recessive manner and affects both males and females but with a dramatic difference. Affected males and females both have moderate to severe deafness but only affected females have gonadal dysgenesis. They have str...
  2. Perry syndrome Perry syndrome
    Perry syndrome: A familial form of Parkinson disease together with depression, weight loss and central hypoventilation in which there is failure of the normal control by the central nervous system over breathing. Perry syndrome is inherited in an autosomal dominant manner....
  3. Persantine thallium scan Persantine thallium scan
    Persantine thallium scan: A type of myocardial perfusion scan done to disclose any areas of the heart muscle that may not be getting enough blood to perfuse them properly. Persantine (Dipyridamole) is a medication that dilates (widens) the coronary arteries. It produces an effect similar to what h...
  4. Personality disorder Personality disorder
    Personality disorder: A disorder characterized by the chronic use of mechanisms of coping in an inappropriate, stereotyped, and maladaptive manner. Personality disorders are enduring and persistent styles of behavior and thought, not atypical episodes. The personality disorders encompass a group of ...
  5. Personality disorder, borderline Personality disorder, borderline
    Personality disorder, borderline: A serious mental illness characterized by pervasive instability in moods, interpersonal relationships, self-image, and behavior. This instability often disrupts family and work life, long-term planning, and the individual's sense of self-identity. Originally thoug...
  6. Perspiration Perspiration
    Perspiration: 1) The secretion of fluid by the sweat (sudoriferous) glands. These small, tubular glands are situated within the skin, as well as in the subcutaneous tissue under it. They discharge their fluid through tiny openings in the surface of the skin. Perspiration serves at least two purp...
  7. Pertussis Pertussis
    Pertussis: Whooping cough, a communicable, potentially deadly illness characterized by fits of coughing followed by a noisy, "whooping" indrawn breath. It is caused by the bacteria Bordetella pertussis. The illness is most likely to affect young children, but sometimes appears in teenagers and a...
  8. PERV PERV
    PERV: Acronym for the porcine endogenous retrovirus, a pig virus that splices into DNA. PERV belongs to the same class of viruses as the human immunodeficiency virus (HIV). Some of the concern about pig-to-human transplantation revolves around PERV....
  9. Pes Pes
    Pes: Latin word meaning foot. ...
  10. Pes cavus Pes cavus
    Pes cavus: Literally a hollow foot, pes cavus is a foot with too high an arch....
  11. Pes planum Pes planum
    Pes planum: Flat feet....
  12. Pest (plague) Pest (plague)
    Pest (plague): An infectious disease due to a bacteria called Yersinia pestis. Y. pestis mainly infects rats and other rodents. Rodents are the prime reservoir for the bacteria. Fleas function as the prime vectors carrying the bacteria from one species to another. The fleas bite the rodents infe...
  13. Pesthouse Pesthouse
    Pesthouse: A hospital where people suffering from infectious disease were once confined and sometimes treated. "I discovered the ruin of the pesthouse, a building where anyone with an illness who was passing through the western passages into the British Isles in the eighteenth and nineteenth centur...
  14. Pesticide Pesticide
    Pesticide: A chemical used to control, repel, or destroy pests of any sort. There are scores of different types of pesticides which may act specifically, for example, as acaricides (against mites), fungicides, herbicides, insecticides, molluscacides (against snails and other mollusks), pediculici...
  15. Pestilence Pestilence
    Pestilence: The pestilence referred to the bubonic plague and it now refers to any epidemic disease that is highly contagious, infectious, virulent and devastating. The plague was, a highly contagious, infectious, virulent, devastating disease due to a bacteria called Yersinia pestis which main...