What Does It Mean When You Have an Incredibly Itchy Rash Exclusively on Your Elbows?
1. Introduction An intensely itchy rash localized exclusively to the extensor surfaces of the elbows strongly suggests plaque psoriasis, dermatitis herpetiformis, or atopic dermatitis. The elbows are subject to continuous mechanical friction and possess distinct epidermal characteristics, making them preferential sites for these specific autoimmune and inflammatory dermatoses. Clinical differentiation relies on assessing the exact … Read more
