He was getting his head laceration repaired when he started to seize.
 The patient has no signs of trauma.
(ROOT (S (NP (PRP He)) (VP (VBD was) (VP (VBG getting) (NP (NP (PRP$ his) (NN head) (NN laceration)) (VP (VBN repaired) (SBAR (WHADVP (WRB when)) (S (NP (PRP he)) (VP (VBD started) (S (VP (TO to) (VP (VB seize))))))))))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (NP (NP (DT no) (NNS signs)) (PP (IN of) (NP (NN trauma))))) (. .)))
( He ( ( was ( getting ( ( his ( head laceration ) ) ( repaired ( when ( he ( started ( to seize ) ) ) ) ) ) ) ) . ) )
( ( The patient ) ( ( has ( ( no signs ) ( of trauma ) ) ) . ) )