( ( Lithotripsy ( -LRB- ( ( Kidney ( stone treatment ) ) -RRB- ) ) ) - )
(ROOT (NP (NP (NNP Lithotripsy)) (PRN (-LRB- -LRB-) (NP (JJ Kidney) (NN stone) (NN treatment)) (-RRB- -RRB-)) (: -)))
Lithotripsy (Kidney stone treatment) -
(ROOT (S (NP (DT The) (NN option) (S (VP (TO to) (VP (VB remove) (S (NP (NN kidney) (NNS stones)) (ADJP (JJ other) (PP (IN than) (NP (NN surgery))))))))) (VP (VBZ is) (NP (NN ultrasound) (NNS treatments))) (. .)))