What should you know about streptococcus pyogenes erysipelas?

Streptococcus pyogenes can enter through a break in the skin, including a crack between the toes, a scratch, or an ulcer. Erysipelas commonly causes a hot, tender, swollen area with a raised, sharply defined edge. The skin may look bright red, and fever, chills, or feeling unwell can occur. Athlete's foot can create an entry point, so treating it may help reduce repeated skin breaks.

Arrange same-day medical advice when a red, painful, warm area is enlarging or accompanied by fever. A clinician will examine the skin and choose an antibiotic when a bacterial infection is suspected. Take prescribed medicine exactly as directed, keep the area clean, and avoid scratching or sharing towels. Resting the affected limb raised may ease swelling. Do not use leftover antibiotics or rely on a steroid cream alone.

Seek urgent care if redness is spreading quickly, pain is severe, the skin becomes blistered or dark, or you feel faint, confused, or markedly unwell. Urgent assessment is also needed for swelling near the eye, difficulty breathing, or difficulty swallowing. These signs can indicate a deeper or more serious infection.

Ask whether the skin findings fit erysipelas, where the infection may have entered, which antibiotic schedule is appropriate, and how to protect a cracked or scaly foot from recurrence.