Erythema multiforme - NHS Erythema multiforme Erythema multiforme is a skin condition that can be caused by an infection or some medicines It usually gets better on its own in 2 to 4 weeks Symptoms of erythema multiforme The main symptom of erythema multiforme is a rash The rash usually appears on your hands and feet, and spreads to your tummy, chest, back or face
Erythema nodosum - NHS Erythema nodosum is a condition that causes painful patches of skin that look red or darker than the surrounding skin It usually goes away by itself, but it can sometimes be a sign of something serious like an inflammatory bowel condition, such as Crohn's disease
Rashes in babies and children - NHS NHS information on some common rashes in babies and children, such as chickenpox, eczema, impetigo, ringworm, scabies, slapped cheek syndrome and more
Slapped cheek syndrome - NHS Find out about slapped cheek syndrome (also called fifth disease), including symptoms and how to treat it
Lyme disease - NHS Read NHS information on Lyme disease, which is a bacterial infection spread to humans by infected ticks
Erythromelalgia - NHS NHS information about erythromelalgia, a rare condition that causes episodes of burning pain and redness in the hands and feet, and sometimes the arms, legs, ears and face
Heart rhythm problems (arrhythmia) - NHS Heart rhythm problems (arrhythmia) Heart rhythm problems (arrhythmia) are when your heart beats too quickly or too slowly, or your heartbeat is not steady It might not be serious but see a GP if you think you're having symptoms
Ulcerative colitis - NHS Find out about ulcerative colitis, a long-term (chronic) condition where the colon and rectum (large intestine or large bowel) become inflamed
Behçets disease - Symptoms - NHS Erythema nodosum lesions may leave permanently discoloured areas of skin Behçet's disease may also cause another skin condition called superficial thrombophlebitis which causes tender red lumps that appear in a line