A rash causes reddening of the skin and can be itchy.
There are many different kinds of rash. They have a variety of causes – such as diseases, allergies and fungal infections.
Find out about some causes of rashes on the pages below.
- Hand, foot and mouth disease
- Impetigo (school sores)
- Meningococcal disease
- Slapped cheek
When to see your doctor
See your doctor if:
- you’re worried about your rash and how to treat it
- your rash is caused by a disease or infection that needs treatment.
Call Healthline 0800 611 116 if you’re unsure what you should do.
More about rashes
DermNet New Zealand Trust’s Dermnet website has detailed information on different skin rashes.
- If you know the name of the rash you’re concerned about, find it in the A–Z index of more than 1200 dermatological topics.
- If the rash is on one specific area of your body, look for it here:
- If the rash is over all or most of your body, look for it here:
- If you want to know more about different treatments for skin diseases, look here:
The Ministry of Health is grateful to the DermNet New Zealand Trust for permission to link to its Dermnet website.