Hand-Foot-Mouth Disease
Main Symptoms
- Small painful ulcers in the mouth, especially on tongue and sides of mouth (in all children).
- small, thick-walled water blisters (like chickenpox) or red spots located on the palms, soles, and webs between the fingers and toes (70% of skin area)
- 1 to 5 water blisters per hand or foot
- Small blisters or red spots on the buttocks (30% of skin area)
- Low-grade fever 100° to 102°F (37.8° to 39°C)
- Mainly occurs in children age 6 months to 4 years
- Cause: Coxsackie A-16 virus
See More Appropriate Topic
- If only has mouth ulcers, see Mouth Ulcers
- If only has a rash, see Widespread Rashes with Unknown Cause
Call Your Doctor Now (night or day) If
- Your child looks or acts very sick
- Signs of dehydration (e.g. very dry mouth, no tears, no urine > 8 hours)
- Stiff neck, severe headache or acting confused
Call Your Doctor Within 24 Hours (between 9 and 4) If
- You think your child needs to be seen
- Red, swollen and tender gums
- Fever persists > 3 days
Call Your Doctor During Weekday Office Hours If
- You have other questions or concerns
Parent Care at Home If
- Probable hand-foot-mouth disease and you don?t think your child needs to be seen
Home Care Advice for Hand, Foot and Mouth Disease
- Antacid for Mouth Pain: Use a liquid antacid 4 times per day.
- For younger children, put 1/2 teaspoon in the front of the mouth 4 times per day after meals.
- Children over age 4 can use 1 teaspoon as a mouth wash after meals.
- Soft Diet:
- Encourage favorite fluids to prevent dehydration
- Cold drinks, milkshakes, Popsicles, slushes, and sherbet are good choices
- Avoid citrus, salty, or spicy foods
- For infants, give fluids by cup rather than a bottle. (Reason: The nipple can cause pain)
- Fever Medicine: Give acetaminophen or ibuprofen for fever > 102°F (39°C) or severe mouth pain
- Contagiousness: Quite contagious but a mild and harmless disease. Incubation period is 3-6 days. Can return to daycare or school after the fever is gone (usually 1 to 3 days)
- Expected Course: The fever lasts 2 or 3 days. The mouth ulcers resolve by 7 days. The rash on the hands and feet lasts 10 days
- Call Your Doctor If
- Signs of dehydration develop
- Fever lasts > 3 days
- Your child becomes worse or develops any of the “Call Your Doctor” symptoms