Skin rash

A skin rash can have various causes. It is characterised by many reddish spots on the skin, which are often accompanied by blisters, bumps, swelling or surface irregularities. Treatment is dictated by the cause, but cooling, ointments and creams can provide initial relie

Overview

A skin rash can have various causes. It is characterised by many reddish spots on the skin, which are often accompanied by blisters, bumps, swelling or surface irregularities. Treatment is dictated by the cause, but cooling, ointments and creams can provide initial relief.

Symptoms

Main symptoms

Other symptoms

Causes and treatment

Causes

  • Infection by all kinds of pathogens (viruses, bacteria, parasites, worms and fungi)
  • Allergic reaction (e.g. to medication, cosmetics, food or animal hair)
  • Poison (e.g. nettle or ants)
  • Drugs (opiates, cocaine)
  • Insect bites and parasite infestation of the skin
  • With autoimmune diseases, the body produces antibodies that attack its own tissue (e.g. skin)

Further treatment by your doctor / in hospital

Possible tests
  • Careful examination of the rash (e.g. with the help of a magnifying glass)
  • Swabs, taking of a tissue sample
  • Blood test (inflammatory markers)
  • Allergy tests
Possible therapies
  • Treatment of an underlying disease (e.g. infection)
  • Ointments and creams (e.g. with cortisone)
  • Anti-itching and anti-inflammatory medication

What can I do myself?

  • If an allergy has been diagnosed, the trigger should be avoided
  • Cooling compresses to relieve itching

When to see a doctor?

  • If a rash appears for the first time and the cause is unclear
  • If experiencing disorientation, shortness of breath, bleeding skin or high fever
  • If the rash starts during or after a visit to the tropics
  • Rashes suffered by babies and small children

Synonyms

Skin rash, Exanthem

Exclusion of liability

CSS offers no guarantee for the accuracy and completeness of the information. The information published is no substitute for professional advice from a doctor or pharmacist.

Mann liegt krank auf dem Sofa
Health in an app

Discover the Well app

Check symptoms, get tips on home remedies, arrange doctor's appointments, order medication and much more.