Pernio during the COVID-19 pandemic and review of inflammation patterns and mechanisms of hypercoagulability oleh Gregory Cavanagh, BS, Paulo Ricardo Criado, MD, PhD, Carla Pagliari, BSc, PhD, Francisca Regina Oliveira Carneiro, MD, PhD, Juarez Antonio Simões Quaresma, MD, PhD, Mark A. Cappel, MD, Carlos Wambier, MD, PhD