👉 Erythrean refers to a type of disease or condition in which the body's immune system attacks its own tissues, leading to inflammation and tissue damage. This condition is characterized by symptoms such as fever, headache, chills, fatigue, joint pain, skin rashes, and swollen lymph nodes. The exact cause of erythrean disease is not fully understood but it is thought to be caused by a deficiency in one or more of the immune cells that are involved in the body's