Comments to Editorial by J. Curtis Nickel. It is premature to categorize Hunner lesion interstitial cystitis as a distinct disease entity. Scandinavian Journal of Urology 2020, Vol. 54, No. 2, 99-100; https://doi.org/10.1080/21681805.2020.1744714. - Fall M; Nordling J; Cervigni M; Oliveira PD; Fariello J; Hanno P; Kabjörn-Gustafsson C; Logadottir Y; Meijlink J; Moldwin R; Nasta L; Quaghebeur J; et al. (Scandinavian journal of urology, 2020)