Most common presentation of SLE is
Ahritis in SLE Ahralgia is a common symptom, occurring in 90% of patients, and is often associated with early morning stiffness. Tenosynovitis may also occur but clinically apparent synovitis with joint swelling is rare. Joint deformities may arise (Jaccoud's ahropathy) as the result of tendon damage but joint erosions are not a feature. Ref Davidsons 23e p1035
Ahralgia
Erosive polyahritis
Butterfly rash
AIHA
Immune system