What should you know about bullous cellulitis treatment?

Cellulitis causes an expanding area of red, warm, swollen, tender skin. In bullous cellulitis, fluid-filled blisters can develop over the inflamed area. The infection may enter through a crack, wound, bite, or fungal infection such as athlete's foot. Diabetes and other health problems can affect healing and may change the treatment plan.

A clinician assesses the extent of redness, pain, swelling, blistering, and fever, then decides whether treatment can be given by mouth or needs a hospital setting. The blisters do not identify the exact germ by themselves, and they should not be punctured at home.

Take the prescribed antibiotic exactly as directed and attend any planned review. Rest the affected limb and raise it when possible to reduce dependent swelling. Keep the skin clean and covered with a suitable dressing if it is leaking; do not apply harsh antiseptics or squeeze the blisters.

Marking the outer edge of redness with a pen can help show whether it is spreading, but it does not replace medical review. Check feet and skin for cracks, and mention diabetes, circulation problems, immune conditions, or recent injuries to the treating team.

Go to urgent care for rapidly increasing redness or swelling, severe or escalating pain, high fever, confusion, faintness, fast breathing, or feeling markedly unwell. Blistering near the eye, black or dusky skin, or pain that seems out of proportion also needs immediate assessment because serious complications can progress quickly.

How extensive is the infection, and where should treatment take place? How should the blisters be dressed? What changes should I expect after starting antibiotics? Could athlete's foot or another skin break be contributing?