The rash consists of macular lesions that are red and usually 2–10 mm in diameter but may be confluent in places. A morbilliform rash is a rose-red flat ( macular ) or slightly elevated ( maculopapular ) eruption, showing circular or elliptical lesions varying in diameter from 1 to 3 mm, with healthy-looking skin intervening.
The diagnosis may confirm any number of conditions. The presence of a rash may aid diagnosis; associated signs and symptoms are diagnostic of certain diseases. For example, the rash in measles is an erythematous, morbilliform, maculopapular rash that begins a few days after the fever starts. It classically starts at the head, and spreads downwards.Skin diseaseSymptomsUsual area of bodyComedones, papules, pustules and nodules.Face, chest and back.Flushed appearance or redness.Cheeks, chin, forehead or nose.Painful red bump or a cluster of painful red bumpsAnywhereRed, tender and swollen areas of skinAround a cut, scrape or skin breach
The rash can also occur in adults. The rash is described as maculopapular or morbilliform (measles-like; therefore, in medical literature, it is called "amoxicillin-induced morbilliform rash".). It starts on the trunk and can spread from there.
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Paradoxical prominent rash in axillae and groins may be due to symmetrical drug related intertriginous and flexural exanthem (SDRIFE) Mucous membranes, hair and nails are not affected in uncomplicated drug eruptions. The rash may be associated with a mild fever and itch. As it improves, the redness dies away and the surface skin peels off.
The infectious causes of morbilliform rash and fever in childhood are varied and include measles virus, rubella virus, group A streptococci (GAS)—the cause of scarlet fever, parvovirus B19, non-polio enteroviruses, adenoviruses, and human herpesvirus type 6 (HHV6). 1 Laboratory investigation is therefore necessary for accurate diagnosis.
- M Ramsay, M Reacher, C O’Flynn, R Buttery, F Hadden, B Cohen, W Knowles, T Wreghitt, D Brown
Jan 30, 2019 · A maculopapular rash looks like red bumps on a flat, red patch of skin. The reddish background area may not show up if your skin is dark. The rash is sometimes itchy, and it can last from two days ...
Morbilliform rash is a skin condition which closely resembles measles apparently. The rash appears as rounded about 2 to 10 mm in diameter macular lesions. The rash is confluent in places. Morbilliform rash is a symptom of many diseases like Kawasaki disease, meningococcal petechiae, water house Friderichsen syndrome, dengue, rubella, and syphilis and echo virus.
Morbilliform rash: Possibly Deadly Misdiagnosed Causes. Some of the causes, which may potentially be dangerous or fatal if left undiagnosed, may include: Scarlet fever; Toxic shock syndrome; more causes » More about Death and Morbilliform rash. Causes of Morbilliform rash; Silent deadly killer diseases; Top misdiagnosed diseases
Morbilliform (measles-like) eruptions are the most common cutaneous manifestations of drug-induced eruptions in children. In this eruption, fine erythematous macules and papules are distributed over the trunk. The rash often spreads centripetally from the trunk to the extremities. Lesions may coalesce into large plaques and are usually pruritic.