Inflammation of the soft tissue (gingiva) and abnormal loss of bone that surrounds the teeth and holds them in place. Gum disease is caused by toxins secreted by bacteria in “plaque” that accumulate over time along the gum line. This plaque is a mixture of food, saliva, and bacteria. Early symptoms of gum disease include gum bleeding without pain. Pain is a symptom of more advanced gum disease as the loss of bone around the teeth leads to the formation of gum pockets. Bacteria in these pockets cause gum infection, swelling, pain, and further bone destruction. Advanced gum disease can cause loss of otherwise healthy teeth.
- Gustavson syndrome
A disorder first reported in 1999 by Gustavson and colleagues as a new X-linked mental retardation syndrome. In the family they studied there were 7 male children in 2 generations with the syndrome. The affected males were genealogically connected through females who were presumed to be carriers of the gene responsible for the syndrome. In […]
- Gustatory sweating
the lotion was applied to the skin of the forehead and face, sparing the eyes and mouth. See also Frey syndrome, diabetes.
- Guthrie test
A simple screening blood test for phenylketonuria (PKU). The Guthrie test was the original impetus to newborn metabolic screening. In 1958-59 Dr. Robert Guthrie (1916-95) was asked if he might to develop a simple method to monitor the blood phenylalanine (phe) level. He developed a test in 3 days. It was a “bacterial inhibition assay.” […]
- Guttate psoriasis
A type of psoriasis characterized by red, scaly plaques of inflamed skin on all parts of the body. It is sometimes associated with an underlying or preceding infection, often a strep infection.
An abnormal and persistent fear of nudity. Sufferers of this phobia experience undue anxiety even though they realize their fear is irrational. They may worry about seeing others naked or being seen naked, or both. Their fear may stem from anxiety about sexuality in general, from a fear that their bodies are physically inferior, or […]