Underlying Systemic Diseases in Pyoderma Gangrenosum: A Systematic Review and Meta-Analysis

There is little consensus regarding the prevalence and distribution of underlying systemic diseases among patients with pyoderma gangrenosum. The objective of this study was to synthesize existing data on the prevalence of associated systemic diseases in patients with pyoderma gangrenosum. We performed a systematic review and meta-analysis of observational studies in MEDLINE, EMBASE, and Scopus (1823–2017). The quality of evidence was assessed...