### How to Identify and Treat a Toe Infection If your toe is red, swollen, and sore, it might be infected. Toe infections are common, especially in people with diabetes or a weakened immune system. Knowing the cause of your infection can help you determine whether you can treat it yourself or need to see a doctor. #### Common Causes of Toe Infections - **Paronychia**: An infection in the skin around the toenail, usually caused by bacteria. - **Fungal Infections**: The toenail can also be infected with a fungus. #### Risk Factors - **Diabetes**: High blood sugar can damage blood vessels, making it harder for your body to fight off infections. Diabetic nerve damage can also prevent you from feeling minor injuries that could lead to an infection. - **Weakened Immune System**: Conditions like HIV or organ transplants can make you more susceptible to infections. #### Symptoms to Watch For - Redness - Swelling - Pus - Pain #### When to See a Doctor - If you have diabetes and the symptoms don't go away with home treatment. - If the infection causes severe pain or spreads. #### Treatment Options - **Bacterial Infections**: Treated with antibiotic cream or pills. - **Fungal Infections**: Treated with antifungal pills or cream, available over the counter or by prescription. - **Ingrown Toenail**: Your doctor might lift the nail and place a piece of cotton or a splint underneath it. If this doesn't work, part or all of the affected nail might be removed. - **Pus-filled Blister**: Your doctor might need to drain it. #### Home Remedies - Keep your foot dry and change your socks daily. - Wear loose, comfortable shoes that don't rub against your toe. Regular checkups with a podiatrist are essential if you have diabetes to catch infections and other problems early.