What autoimue dease shows sign of serve psoriasis but shows signs of step infection but has a nasty red dry rash which cause pain?

Psoriasis. Psoriasis is itself an autoimmune disease. The other thing to keep in mind is having one autoimmune disease makes you more likely to have others. People with lupus, for example, often have schogren's syndrome or psoriasis or other autoimmune diseases.
Guttate psoariasis . Guttate psoriasis got its name because the rash that it forms and it is composed of these small pink or red bumps ...It is generally triggered by a strep throat infection.