Eczema is a common skin condition that causes red, dry, itchy or cracked patches anywhere on the body.
Contact dermatitis is an allergic reaction to something touching the skin. Symptoms include redness, itching and sometimes a rash (the area will be scaly and there may be blisters).
Hives are tiny bumps that can appear almost anywhere on the body. These little bumps come and go without any obvious trigger.
Angioedema is swelling of the deeper layers of skin caused by an allergic reaction or by some