Atrio-ventricular dissociation 2 anti-Ro anti-SSA 2 autoimmune 2 case report 2 complete heart block 2 Article 1 C reactive protein 1 Sjoegren syndrome 1 adult 1 anti Ro 1 anti sjogren syndrome related antigen A 1 antinuclear antibody 1 atrioventricular dissociation 1 autoantibody 1 blood clotting factor 5 1 blood pressure 1 calcium 1 carotid artery bruit 1 clinical article 1 clinical examination 1 complement component C3 1 complement component C4 1 dermatomyositis 1 dipeptidyl carboxypeptidase 1 electrocardiogram 1 eosinophil count 1 erythrocyte sedimentation rate 1 follow up 1 free thyroxine index 1