Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «E»:
Eruptive xanthoma: The sudden eruption on the skin of crops of pink papules (firm pea-sized bumps) with a creamy center. They may appear on the hands, feet, arms, legs and buttocks. The papules may be pruritic (itchy).
Eruptive xanthoma is due to high concentrations of plasma triglycerides, as occ...
Erythema: A redness of the skin resulting from
inflammation, for example, as caused by sunburn....
Erythema chronicum migrans
Erythema chronicum migrans: The classic initial rash of
Lyme disease. In the early phase of the illness, within hours to weeks of the tick bite,
the local skin develops an expanding ring of unraised redness. There may be an outer ring
of brighter redness and a central area of clearing. For more inf...
Erythema dose: The amount of radiation which, applied to the skin, makes it turn temporarily red (erythematous)....
Erythema infectiosum: A sometimes-used Latin name for fifth
disease. See Fifth disease....
Erythema multiforme: See: Stevens-Johnson syndrome. ...
Erythema nodosum: An inflammatory reaction deep in the skin characterized by the presence of tender red lumps or nodules ranging in size from 1 to 5 centimeters most commonly located over the shins but occasionally involving the arms or other areas.
The causes of erythema nodosum include medication...
Erythrasma: A chronic superficial slowly spreading skin infection, especially in the folds of the body and webs between the toes, caused by a bacterium called Corynebacterium minutissimum. Erythrasma most often affects adults, especially those with diabetes, and people in the tropics.
discoloration and swelling of the limbs in response to cold. Erythrocyanosis is particularly common in
children and more common in women than men....
Erythrocyte: A cell that contains hemoglobin and can carry oxygen to the body. Also called a red blood cell (RBC). The reddish color is due to the hemoglobin. Erythrocytes are biconcave in shape, which increases the cell's surface area and facilitates the diffusion of oxygen and carbon dioxide. This...
Erythrocyte membrane protein band 4.1 (EPB41)
Erythrocyte membrane protein band
4.1 (EPB41): See
Erythrodermic psoriasis: A particularly inflammatory form of psoriasis that often affects most of the body surface. It is the least common form of psoriasis and most commonly appears on people who have unstable plaque psoriasis, where lesions are not clearly defined.
The erythrodermic form of psori...
Erythroleukemia: A form of acute myeloid leukemia
(AML) involving the cells that give rise to the erythrocytes (the red blood cells). In this type of leukemia, the body produces large numbers of abnormal, immature red blood cells. Erythroleukemia is classified as acute nonlymphocytic leukemia (ANLL...
Erythromycin is a common antibiotic for treating
bacterial infection. Sold under many brand names, including
EES, Erycin and Erythromia....
Erythrophobia: An abnormal and persistent fear of blushing. Sufferers of erythrophobia experience undue anxiety even though they realize their fear is irrational. Their anxiety results from worry about being the focus of attention and the subject of embarrassment. Attempts to suppress blushing often...