
My mother in law of 86 years (dementia) has developed some sort of blister on the inside of her left leg and she burt it and it bleeds. I have covered it with waterproof plasters but it's not healing. I do clean the would with disinfectant before dressing it. What can I do?
https://my.clevelandclinic.org/health/diseases/17169-leg-and-foot-ulcers