My daughter came home from playing baseball all day with a blister on the bottom of her foot. The blister was popped and 2 red lines are coming from it towards her leg. I cleaned it out put on polysporin and covered it. I also marked the lines with a pen to see if they are getting bigger.
Hi Dear, Welcome to Chat Doctor. Understanding your concern. As per your query you have blisters in foot. Well there can be many reasons for symptoms you mention in query like sun burn, fungal infection, bacterial infection, allergic reaction or frictional blister. I would suggest you to keep your foot clean and Chat Doctor.  If condition doesn't get well then consult dermatologist for proper examination. Doctor may order certain test along with physical examination to check the tenderness and consistency. Doctor may prescribe oral antibacterial or antifungal depending upon the diagnosis. Doctor may also prescribe salicylic acid for keratinization. Hope your concern has been resolved. Get Well Soon. Best Wishes,