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Drugs and diseases reference index

Drugs and diseases reference index
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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «B»:

  1. Baby blues Baby blues
    Baby blues: A common temporary psychological state right after childbirth when a new mother may have sudden mood swings, feeling very happy, then very sad, cry for no apparent reason, feel impatient, unusually irritable, restless, anxious, lonely and sad. The baby blues may last only a few hours or ...
  2. Baby teeth Baby teeth
    Baby teeth: See: Primary teeth....
  3. Baby walker Baby walker
    Baby walker: A device that allows a baby to move about in a half-seated, half-upright position. A "walker" may paradoxically delay a baby in development. The baby using a walker tends to be slow in reaching motor milestones such as sitting up, crawling, and walking and other milestones such as those...
  4. Baby, fetal alcohol syndrome Baby, fetal alcohol syndrome
    Baby, fetal alcohol syndrome: See: Fetal alcohol syndrome....
  5. Babysitter's elbow Babysitter's elbow
    Babysitter's elbow: See: Nursemaid's elbow....
  6. BAC BAC
    BAC: Abbreviation for bacterial artificial chromosome. An artificially created chromosome in which medium-sized segments of foreign DNA (pieces of DNA 100,000 to 300,000 bases in length from another species) are cloned into bacteria. Once the foreign DNA has been cloned into the bacteria's chromoso...
  7. Bacillary angiomatosis Bacillary angiomatosis
    Bacillary angiomatosis: A bacterial infection due to a cat scratch most often seen today in people with HIV. The disease characteristically presents with swollen lymph nodes (lymphadenitis), sore throat, fatigue, and fever, chills, sweats, vomiting, loss of appetite, and weight loss. There is usu...
  8. Bacille Calmette Guerin Bacille Calmette Guerin
    Bacille Calmette Guérin: An effective immunization against tuberculosis. Commonly abbreviated BCG, it is an attenuated (weakened) version of a bacterium called Mycobacterium bovis which is closely related to Mycobacterium tuberculosis, the agent responsible for tuberculosis. Camille Gu&eacut...
  9. Bacillophobia Bacillophobia
    Bacillophobia: An abnormal and persistent fear of bacilli (bacteria). A phobia is an unreasonable sort of fear that can cause avoidance and panic. Phobias are a relatively common type of anxiety disorder. Phobias can be treated with cognitive behavioral therapy using exposure and fear reduction ...
  10. Bacillus Bacillus
    Bacillus: A large family of bacteria that have a rod-like shape. They include the bacteria that cause food to spoil, and also those responsible for some types of diseases. Helpful members of the bacillus family are used to make antibiotics, or colonize the human intestinal tract and aid with di...
  11. Bacillus anthracis Bacillus anthracis
    Bacillus anthracis: The bacterium that causes anthrax. Anthrax differs from most bacteria in that they exist in an inactive (dormant) state called spores. The spores are found in soil, animal carcasses and feces (including sheep, goats, cattle, bison, horses, and deer), and animal products (e.g., hi...
  12. Back pain Back pain
    Back pain: Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to the bony lumbar spine, discs between the vertebrae, ligaments around the spine and discs, spinal cord and nerves, muscles of the low back, internal organs of the pelvis and abdomen,...
  13. Back pain, low Back pain, low
    Back pain, low: Pain in the lower back area that can relate to problems with the lumbar spine, the discs between the vertebrae, the ligaments around the spine and discs, the spinal cord and nerves, muscles of the low back, internal organs of the pelvis and abdomen, or the skin covering the lumbar ...
  14. Backbone Backbone
    Backbone: The spine. A flexible row of bones stretching from the base of the skull to the tailbone....
  15. Background radiation Background radiation
    Background radiation: Radiation that comes from environmental sources including the earth's crust, the atmosphere, cosmic rays, and radioisotopes. Natural sources of radiation account for the largest amount of radiation exposure received by most people each year with medical and occupational source...