While many skin conditions can exhibit the same or similar symptoms, most present unique signs that indicate the type. For example: • Thick and scaly patches on the skin are characteristic of psoriasis • Flushness and redness on the face are representative of rosacea • Lesions, blisters, and crusty red patches with intense itching are indicative of scabies, an active skin infection • Itchy rashes can be caused by many skin conditions, but are most characteristic of eczema