A simple fungal infection such as athlete's foot can become "super-infected"
with bacteria. If this should happen, the rash will become increasingly painful
and red. Your foot may become swollen, and you may develop blisters and even
open sores in the infected area. These are indications that you may need oral
antibiotics and will need to call your doctor.
It is unlikely that athlete's foot would ever become severe enough that a trip
to a hospital's emergency department is required. However, if you have
diabetes or any other type of illness that will make it hard for your body
to fight off an infection, athlete's foot may become an emergency.
If you develop severe pain, redness, or swelling, notice a puslike drainage, see
large blisters or ulcers on your foot, or if you develop a fever, you should be
seen as soon as possible by your doctor, who may direct you to an emergency
Simple precautions may help.
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