Category: G

  • Gluteus medius gait

    A gait deviation that occurs with weakness or paralysis of the gluteus medius muscle. In an uncompensated gluteus medius gait, the pelvis drops when the unaffected limb is in swing phase, and there is a lateral protrusion of the stationary affected hip. This is a result of weakness of the gluteus medius muscle, or congenital…

  • Gluteus maximus gait

    A lurching gait, characterized by posterior leaning of the trunk at heel strike in order to keep the hip extended during the stance phase. It is caused by weakness of the gluteus maximus. It also is called hip extensor gait.  

  • Glue-footed gait

    A gait in which the individual has difficulty initiating the first step as if the feet were glued to the floor; once the gait is initiated, small, shuffling steps are taken.  

  • Gail score

    A tool that assesses a woman’s risk for developing breast cancer in the next 5 years. It uses several variables, including the woman’s current age and the ages when she first menstruated and gave birth; any history of breast biopsies; and any history of the disease in her mother, sisters, or daughters.  

  • Gag clause

    Any item in a contract that restricts free speech or personal expression.  

  • Gadolinium

    A chemical element of the lanthanide series, atomic weight 157.25, atomic number 64. Gadolinium is used as a contrast agent in magnetic resonance imaging. A chemical compound that can be administered to a person during magnetic resonance imaging (MRI) to help distinguish between new lesions and old lesions. An exceptionally uncommon metallic element possesses remarkable…

  • Gadfly

    A fly belonging to the family Tabanidae that lays eggs under the skin of its victim, causing swelling simulating a boil. Multiple furuncles appear with hatching of larvae.  

  • Gluteal furrow

    The vertical groove on the skin between the buttocks.  

  • Greater sciatic foramen

    The larger of two posterior openings into the bony pelvis. Along the back edge of the ilium and ischium bones, there are two semicircular indentations, the greater and lesser sciatic notches. Two crossed ligaments (the sacrotuberous and sacrospinous ligaments) make these notches into enclosed ovals, the greater and lesser sciatic foramena. The greater sciatic foramen…

  • Gluteal fold

    The linear crease in the skin that separates the buttocks from the thighs. This fold marks the lower limits of the gluteus maximus muscle (and its overlying fat).