Evans syndrome is often associated with underlying autoimmune disease, connective tissue disease, immune deficiency disorders, lymphoproliferative disorders, or malignancy
[amjcaserep.com]
Systemic Castleman's disease is a lymphoproliferative disorder which has been associated with autoimmune phenomena.
[ncbi.nlm.nih.gov]
Hashimoto's thyroiditis associated Evans syndrome: A rare case report on the clustered autoimmune disease triad.
[ijem.in]