Hand, Foot and Mouth Disease
Hand, foot and mouth disease is a common, contagious viral illness. It usually causes fever, painful mouth sores, and a rash or blisters on hands and feet, and most people recover within 7 to 10 days.
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In simple words
Hand, foot and mouth disease (HFMD) is a common viral illness, particularly in children under five, though older children and adults can get it. A sore throat or fever may come first, followed by painful mouth sores and spots or blisters on hands, feet, buttocks, legs, or arms. It is not the same as foot-and-mouth disease in farm animals.
A contagious illness caused by enteroviruses. It usually settles on its own, but mouth pain can reduce drinking, so preventing dehydration is the most important home-care priority.
Common causes
- Enteroviruses spread through coughs, sneezes, saliva, stool, fluid from blisters, and contaminated hands or surfaces
- Close contact in homes, nurseries, or childcare settings
- The virus can spread before symptoms are obvious and is often most contagious early in illness
Risk Factors
- Infancy and childhood, especially under five
- Close-contact settings such as childcare and playgroups
- Reduced immune defenses or pregnancy exposure, which deserve individual clinical advice
Common symptoms
- Fever, sore throat, reduced appetite, tiredness, or feeling unwell
- Painful mouth spots or ulcers that can make swallowing difficult; extra drooling or refusing drinks can signal mouth pain
- Flat or raised spots and sometimes blisters on palms and soles; colours may look pink, red, darker, grey, or lighter than surrounding skin depending on skin tone
Clinical Red Flags
Seek urgent medical attention at an emergency department or primary care clinic if you present with any of the following symptoms:
- A child who is drinking poorly, peeing less than usual, has a very dry mouth, unusual sleepiness, sunken eyes, or other signs of dehydration
- Breathing difficulty, severe headache, stiff neck, confusion, weakness, persistent high fever, or a child who seems much more unwell
- A baby under six months, reduced immune defenses, pregnancy exposure, fever lasting more than three days, or symptoms not improving after about 10 days
Lifestyle & diet support
Wash hands often with soap and water, especially after toilet or nappy changes and before eating. Clean frequently touched surfaces, avoid sharing cups, cutlery, towels, and toys, and keep blisters clean. Children can usually return when fever-free and well enough to participate, but follow local school or nursery policy and avoid close contact while unwell.
Treatment Approaches
Conventional Management
HFMD is viral, so antibiotics do not cure it. A clinician or pharmacist can advise on age-appropriate comfort measures for fever and mouth pain. Offer frequent cool fluids and soft foods; avoid foods and drinks that sting the mouth. Never give aspirin to children. Ask a clinician or pharmacist before using mouth gels, sprays, or pain medicines in young children.
Homeopathic Approach
Reliable clinical evidence has not established homeopathy as a treatment for HFMD. It should not replace hydration, medical assessment for dehydration or serious symptoms, or age-appropriate comfort care.
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Diagnosis & tests
Investigation Protocol
A clinician can often identify HFMD from the age, fever, mouth sores, and rash pattern. Testing is rarely needed, but other illnesses such as chickenpox, herpes, impetigo, strep throat, or medicine reactions may need to be considered when the pattern is unusual or severe.
Differential Diagnosis
Chickenpox, herpes simplex, impetigo, strep throat, aphthous ulcers, allergic reactions, and other viral rashes can resemble part of the presentation.
- Tests are not usually needed; a clinician may collect a throat or stool sample in unusual, severe, or outbreak-related cases.
Imaging is not used for HFMD.
Differential Diagnosis Matrix
Chickenpox, herpes simplex, impetigo, strep throat, aphthous ulcers, allergic reactions, and other viral rashes can resemble part of the presentation.
Reference Citations & Evidence Sources
Clinical Reviews & Textbooks
- CIT-0095Centers for Disease Control and Prevention. "About Hand, Foot, and Mouth Disease." Centers for Disease Control and Prevention (2026).
- CIT-0096NHS. "Hand, Foot and Mouth Disease." NHS (2026).
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