TNF and uveitis: Biological therapy has emerged as a new therapeutic approach in pediatric and adulthood uveitis, based on targeting relevant immunological pathways involved in disease pathogenesis, particularly tumor necrosis factor alpha (TNF-α) (Knickelbein et al., 2017; Sood and Angeles-Han, 2017; Cann et al., 2018; Hassan et al., 2019).