Family Health Guide

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Rashes: Age-by-Age Guide

0-6 Months

· Newborns can be born with petechiae caused by pressure on the face during birth, but be sure to have flat pin-prick-sized red, brown or purple spots evaluated immediately to rule out an underlying infection.

· Children are most vulnerable to the irritant contact dermatitis (ICD) as newborns, because their skin is very thin and sensitive.

.        Cradle cap is common in the first months of life, and will usually clear up on its own.

· Around two months, a child may develop the first signs of eczema in the form of itching or redness on the face and head. 

6-12 Months

· This is prime time for diaper rash, after a child has started eating a wide variety of new solid foods, which can cause skin-irritating diarrhea. 

12-36 months

· Allergic contact dermatitis (ACD) tends to surface at this age, as a child’s immune system can now recognize and react against substances to which he’s had repeated exposure.

· This is prime time for roseola; it usually affects children by age 2. 

3-5 years

· An estimated 90 percent of children with eczema will have had symptoms before age 5.

· After age 3, an infection from the strep bacteria causes stronger symptoms and more severe throat pain, so now is the time you want to start to be on the look out for strep throat and strep-related rashes which require antibiotic treatment. 

6-12 years

· By kindergarten, almost all children have already contracted roseola, and most likely won’t get it again.

.        Coxsackie is most often seen in kids 10 and under.

· Most kids with eczema will experience a dramatic improvement by grade school.

· Ear piercing is the main cause of nickel allergies, a type of allergic contact dermatits, and the risk increases with the number of piercings.

  • ·This is the prime age for fifth’s disease. 


· The risk of getting fifth disease drops significantly after age 15.