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Hand, Foot and Mouth Disease/Herpangina
What is this illness?
A
viral disease characterized by yellow based red vesicles appearing
in the throat, tongue and sides of mouth, and sometimes on the palms
of the hands and the soles of the feet. If present only in the
mouth, it is called Herpangina. These vesicles in the throat
erode rapidly producing very painful ulcers. Sometimes the rash only
causes blanching red spots on the palms and soles, this rash may be
mildly tender when touched. High fever is usually present along with
malaise, decreased appetite and diminished fluid intake.
This
viral disease occurs most often in the summer months, often in
mini-epidemics. This virus is not the same disease that
causes hoof and mouth disease in sheep, cattle and horses.
What causes this infection?
Typically, viruses called coxsackie A16 and sometimes A5 and A10 and
other enteroviruses are the offending germs.
What symptoms can I expect?
Fever is usually present. Your
child may complain of a sore throat or in difficulty swallowing.
Mild drooling may be a symptom. Your child may vomit because he is
unable to swallow saliva or other liquids. You may be able to see
some of the vesicles on the tongue or throat. There may be a rash on
his/her hands and feet. 30% of infections produce rash or small
blisters or red spots on the buttocks.
At what age is my child
more likely to contract this illness?
6 months to 4 years
Can my child get this
illness again?
Yes,
there are multiple strains of these viruses.
How is this illness
spread?Is it contagious?
This
illness is very contagious. It is spread by fecal-oral or by
respiratory droplet/mucus. These germs can survive on surfaces for
long periods and may be transmitted on toys, shopping carts, park
equipment, and other surfaces.
What is the course of the
illness?
The
usual incubation period is 3-6 days and symptoms may continue for
3-7 days. Fever is usually only present for 1-3 days.
When can my child return
to school/day care?
When
your child is free of fever for 24 hours. Some mild communicability
can exist after this time, sometimes as long as a week in your
child’s saliva. If your child has vesicles on hand and feet, these
should be crusted over.
How should I treat my
child?
-Because this is a virus, antibiotics will not help.
-Plenty of your child’s favorite
fluids (including milk/formula) should be given to prevent
dehydration. Cold drinks, milk shakes, popsicles, slushes, sherbets,
jellos are good choices. Pedialyte is okay too!
- Solids are not as important as
liquids, but if your child seems interested they are fine. Avoid
citrus, salty or spicy foods as they may irritate your child’s
throat.
-Give fever/pain medicine like
acetaminophen/ibuprofen (if baby is >6mos) according to
directions-see dosage tables for
acetaminophen/ibuprofen.
When should I call the office?
-Signs of dehydration- no urine in 8 hours,
lethargy, decreased saliva in mouth
-Your child refuses to drink liquids
-If fever >3 days.
-Your child has been exposed to strep throat or
has frequent strep infections
-The sores on the hands or feet become more red
or are looking infected, swollen or are weeping fluids
-Your child becomes worse
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