Erythromelalgia is a rare disorder that causes intermittent sensations of burning and redness. It primarily occurs on the feet. In rare cases, it can also affect the hands, arms, legs, face, and ears.

Erythromelalgia is a rare skin condition that affects the feet, hands, arms, and legs. Symptoms include episodes of redness, burning, and pain in the areas affected. Some people with erythromelalgia ...