Cutaneous involvement of patients with primary SS
| a) Cutaneous vasculitis |
| SS associated small vessel vasculitis4 |
| Cryoglobulinaemic vasculitis |
| Urticarial vasculitis |
| Other leucocytoclastic vasculitis |
| SS associated medium vessel vasculitis4,9 |
| b) Other cutaneous processes |
| Ro associated, polycyclic, photosensitive cutaneous lesions7,8 |
| Erythema nodosum4 |
| Livedo reticularis4 |
| Thrombocytopenic purpura4 |
| Lichen planus4 |
| Vitiligo4 |
| Nodular vasculitis4,10 |
| Cutaneous amyloidosis4,11–14 |
| Annular granuloma4 |
| Granulomatous panniculitis15 |