From a rheumatological point of view, AIDA positive patients presented more frequently with NVC SSc pattern (p = 0.01) with a trend for a more advanced NVC pattern (p = 0.056) and for DUs at any time since SSc diagnosis (p = 0.071), as well as with a higher frequency of current prostanoid therapy (p = 0.002). Here, AIDA is linked to systemic sclerosis.