Medically reviewed by Susan Bard, MD Key Takeaways Thigh chafing is caused by skin rubbing together or against clothing, ...

Secondary infection: Scratching an itchy inner thigh rash can break the skin, allowing bacteria and other infectious microbes to enter the body. A skin infection can cause increased pain, swelling ...

The inner thighs are a common area for rashes of all kinds. If you have a rash on your inner thigh, we'll show you the types and the treatments available.

—Edwin Kellerman, MD, Merion, Pa. An inflamed, infected cyst can be the source of cellulitis, particularly on the face. The punctum does not necessarily need to be the portal of entry.