Successful therapy of disseminated patch‐type granuloma annulare with upadacitinib in a patient with rheumatoid arthritis

Dear Editor, A 61-year-old female patient presented to our outpatient clinic with asymptomatic annular skin lesions on the forearms and the dorsal sides of the hands in December 2019. The skin lesions had developed within 3 years. No therapy had been performed so far. The patient had previously been diagnosed with diabetes mellitus, obesity, and coronary heart disease. Seropositive rheumatoid arthritis (RA) had been diagnosed in 2018. RA...