What is extracorporeal lithotripsy (ECL) surgical tx of lithiasis?

- This is a non-invasive method. - Principle: an extracorporeal generator produces acoustic waves. These are focused on the calculation by a radiological tracking system in order to spray it. - Technique: performed on an outpatient basis, under simple sedation. An ECBU must be done a few days before and an ASP the day before to check that the calculus is still in place. - Indications: first-line for the treatment of kidney stones <20 mm. Radiopaque stone (they must be visible at the ASP), density <1000 UH. Reference treatment in children.