Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «G»:
Gregarious: Living in the company of others.
A gregarious parasite is one whose nutritional requirements are such that from several to many can live simultaneously in or on the body of the host....
Gregarious parasite: A parasite whose nutritional requirements permit several to many of them to live simultaneously in or on the body of the host....
Grid, Amsler: A grid pattern that resembles a checkerboard utilized for examination of the eye. The patient covers one eye and stares at a black dot in the center of the grid. While staring at the dot, the patient may notice that the straight lines in the pattern appear wavy.
This kind of wavy patt...
Grief: The normal process of reacting to a loss. The loss may be physical (such as a death), social (such as divorce), or occupational (such as a job). Emotional reactions of grief can include anger, guilt, anxiety, sadness, and despair. Physical reactions of grief can include sleeping problems, cha...
Grief therapy: Therapy for
people who have unusually serious grief reactions. The goal of grief therapy is
to identify and solve problems the mourner may have in separating from the
person who died. When separation difficulties occur, they may appear as physical
or behavior problems, delayed or ...
Grief, anticipatory: See: Anticipatory grief....
Grief, complicated: See: Complicated grief....
Grief, public: See: Public mourning....
Grief, unresolved: See: Complicated grief....
Groin: In anatomy, the area where the upper thigh meets the trunk. More precisely, the fold or depression marking the juncture of the lower abdomen and the inner part of the thigh.
In sports medicine, "groin injuries" are well known in pages of the sports section of newspapers.
Etymology: The word ...
Gross anatomy: The study of the form of
structures that can be seen with the
naked eye, as opposed to microscopic anatomy (or histology)
structures seen under the microscope. Traditionally, both
microscopic anatomy have been studied in the first year of
medical school in...
Gross hematuria: Hematuria means blood in the urine and gross hematuria refers to hematuria that is so plentiful that it is visible grossly with just the naked eye.
Gross hematuria is in contrast to microhematuria in which the blood is visible only under a microscope: there is so little blood that ...
Group A strep
Group A strep: A well-known strain (a type) of streptococcus (strep) bacteria that can cause strep throat and common skin problems such as impetigo as well as rheumatic fever.
Autoimmune reactions to strep have also recently been associated with a number of disorders, including guttate psoriasis (...
Group B streptococcus infection
Group B streptococcus infection: A major cause of
infections, including infections involving the pregnant woman and her
newborn infant. Strep B can infect the mother's uterus, placenta, and
urinary tract; in fact, they are present in the vagina of 10 to 25
percent of all pregnant women. Infectio...
Group therapy: 1) A type of psychiatric care in
which several patients meet with one or more therapists at
the same time. The patients form a support group for each other
as well as receiving expert care and advice. The group
therapy model is particularly appropriate for psychiatric