Definitions K Flashcards
Kaposi?s sarcoma
An example of an opportunistic infection that is frequently associated with HIV. This cancer causes patches of abnormal tissue to grow under the skin; in the lining of the mouth, nose, and throat; or in other organs.
Kegel exercises
Kegel exercises, which were named for Dr. Arnold Kegel, are a series of pelvic muscle exercises used to strengthen the muscles of the pelvic floor. They are used to control urinary stress incontinence in both sexes, in men to treat prostate pain and swelling, and in women to condition the muscles so that they will recover quickly after childbirth.
keloid
An abnormally raised or thickened scar that expands beyond the boundaries of the original incision. A tendency to form keloids is often inherited and is more common among people with dark-pigmented skin.
keratitis
An inflammation of the cornea. This condition can be due to many causes, including bacterial, viral, or fungal infections. Note: kerat/o also means hard.
keratosis
Any skin growth, such as a wart or a callus, in which there is overgrowth and thickening of the skin (plural, keratoses). Patches of keratosis in the mouth are known as leukoplakia. Note: kerat/o also refers to the cornea of the eye.
ketonuria
The presence of ketones in the urine. Ketones are formed when the body breaks down fat and their presence in urine can indicate starvation or uncontrolled diabetes.
knee-chest position
In the knee-chest position, the patient is lying face down with the hips bent so that the knees and chest rest on the table. This position is also used for rectal examinations.
koilonychia
A malformation of the nails in which the outer surface is concave or scooped out like the bowl of a spoon. This condition is often an indication of iron-deficiency anemia. Also known as spoon nail.
KUB (kidney-ureter-bladder)
A radiographic study without the use of a contrast medium. This study, also referred to as a flat-plate of the abdomen, is used to detect bowel obstructions and nephroliths. Despite its name, a KUB x-ray does not show the ureters.
Kyphosis
An abnormal increase in the outward curvature of the thoracic spine as viewed from the side. This condition, also known as humpback or dowager?s hump, is frequently associated with aging.
