BACKGROUND The aim of this study was to assess the role of skin rash in predicting the efficacy of epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs) and the prognosis of patients with non-small cell lung cancer (NSCLC). METHOD We systematically searched for eligible articles investigating the association between rash and the efficacy of EGFR-TKIs and the prognosis of pat...

At the beginning of COVID-19 pandemic, highly accurate information about clinical manifestations disease was not available, and reported symptoms were non-specific more related to respiratory such as fever, dry cough, fatigue, sputum production. As time has passed, skin have been proposed one in some patients. Among all lesions, livedoid lesions appeared simultaneously with SARS-CoV-2, mainly e...