prick·ly heat 'prik-lē- n a noncontagious cutaneous eruption of red pimples with intense itching and tingling caused by inflammation around the sweat ducts called also heat rash see MILIARIA
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an itchy rash of small raised red spots. It occurs usually on the face, neck, back, chest, and thighs. Infants and obese people are susceptible to prickly heat, which is most common in hot moist weather. It is caused by blockage of the sweat ducts and the only treatment is removal of the patient to a cool (air-conditioned) place. Medical name: miliaria.
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miliaria rubra.Medical dictionary. 2011.