Mathias Sørstrand Æsøy

References 1, , et al. European Association of Urology guidelines on the diagnosis and treatment of urolithiasis. Eur Urol 2025; 88: 64–75 2, , , , . Thulium fibre laser versus holmium:YAG for Ureteroscopic lithotripsy: outcomes from a prospective randomised clinical trial. Eur Urol 2022; 82: 73–79 3, , et al. Advances in ureteroscopy: new technologies and current innovations in the era of tailored endourological stone treatment (TEST). J Clin Urol 2023; 16: 190–198 4, , , .

Additional features of newer generation models Within a short time period, numerous modifications have been introduced. Most models are now available with the option of the articulated lever executing either standard or reverse (also referred to as contra-positive or European style) deflection according to preference. Similarly, some models such as WiScope are available in left- and right-handed versions.

We thank Kim and Ghani for their interest in our recent randomised controlled trial (RCT) []. In a letter centred around a boxing match analogy, at first glance it may appear that their arguments are strong. However, despite nice footwork, a replay shows us that most of their punches never land.