title: Ankylosing spondylitis, selective IgA deficiency and systemic amyloidosis with intrasynovial amyloid deposition.
mesh_terms: D000328:Adult; D000686:Amyloidosis / Q000209:etiology*; D004406:Dysgammaglobulinemia / Q000150:complications*; D006801:Humans; D017098:IgA Deficiency; D008297:Male; D013167:Spondylitis, Ankylosing / Q000150:complications*