Escudier M P
Department of Oral and Maxillofacial Surgery, UMDS, Guy's and St. Thomas's Hospital Trust, London, United Kingdom.
Atlas Oral Maxillofac Surg Clin North Am. 1998 Mar;6(1):117-32.
Extracorporeal and intracorporeal shockwave lithotripsy are effective in at least 30% of cases, particularly when combined with adjuvant techniques. Factors that appear to affect outcome adversely are stone size, partial fragmentation with reduced clearance, duct stenosis, and poor gland function.