Red Rash Around My Ankle Infant Son With Flat Red Rash Around Mouth?

Infant son with flat red rash around mouth? - red rash around my ankle

The rash is at Passy in Paris, where he is, but only his Passy suck, night, seems like it was irritating Passy, in the course of the day was calm. There seem to bother her, and I tried Vaseline, lanolin, and steroids, and nothing seems to make it better, please help!