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Related to rash: heat rash, Viral rash


nonspecific term for an eruption of the skinskin,
the flexible tissue (integument) enclosing the body of vertebrate animals. In humans and other mammals, the skin operates a complex organ of numerous structures (sometimes called the integumentary system) serving vital protective and metabolic functions.
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. It may result from skin allergy, skin irritation, or skin disease, or it may be a symptom of a systemic disease like measles, smallpox, or scarlet fever. A rash may appear as discolored spots or a general redness, or as blisters or pustules, either flat or raised above the surface of the skin. The rash may cause skin irritation—itching, tingling, burning, or pain—or it may not cause any discomfort. The appearance and distribution of a rash are often important factors for consideration in diagnosing a particular disease.



an eruption on the skin or mucous membrane of man, the cause of which can be either external and internal. Rashes accompany skin and other types of diseases. The external causes can be physical or chemical, while internal causes include diseases of the nervous and hemopoietic systems, metabolic disorders and functional disorders of certain organs (digestion, endocrine glands), infectious diseases (measles, scarlet fever), and allergic reactions (urticaria). Rashes may be primary or secondary. Primary rashes appear on previously normal skin or mucous membrane (spots, wheals, vesicles, pustules, tubercles). Secondary rashes appear as a further development of primary elements (pigmentation, scales, crusts, abrasions, ulcers, fissures, scars). The location, number, combination, color, shape, depth, and duration of the eruptions are helpful in diagnosing the disease.


A lay term for nearly any skin eruption, but more commonly for acute inflammatory dermatoses.
(mining engineering)
Very impure coal, so mixed with waste material as to be unsalable.


Pathol any skin eruption
References in periodicals archive ?
While the first collection stands out in some ways (the Piedmont setting and the structure of interrelated stories), we also see the early Rash displaying the "thematic complexity and nuanced shadings of feelings" (7) that have become hallmarks of his novels as well.
Overall, 56% of parents whose infant had had nappy rash reported a link between nappy rash and teething.
If you do have contact with one of the poison plants and the rash has set in, the three main goals of treatment are to stop the itching, decrease inflammation, and prevent infection.
In 2000, the Douglasfir tussock moth caterpillar (Orgyia pseudotsugata) was the cause of rash illnesses in Boy Scouts at a summer camp in New Mexico (3).
For example, in "First Memory," Rash describes the awe of looking into a pond and witnessing the teeming life below the surface.
The findings have shown that the presence of a rash was associated with better overall survival and a higher response rate.
She added: "By thinking meningitis is a rash, people are dying.
Official instructions for people taking Isentress or Prezista already warn that rash may be a problem with these drugs.
The rash can occur anywhere on your body, but most commonly affects the places which are covered by clothing.
When prescribed as adjunctive therapy for epilepsy, the incidence of severe rash is about 0.
Patients were included if they had started an EGFR inhibitor within 7 days of enrollment and did not have a rash.
She sought treatment after 7 days of generalized maculopapular and pustular rash and 10 days of fever and headache.