She received a CT scan of the head that revealed a 2.7 x 3.7 cm left parietal hemorrhage with some mild surrounding edema.
 The patient has had no brain bleeds. 
(ROOT (S (NP (PRP She)) (VP (VBD received) (S (NP (DT a) (NN CT)) (VP (VB scan) (PP (IN of) (NP (NP (DT the) (NN head)) (SBAR (WHNP (WDT that)) (S (VP (VBD revealed) (SBAR (S (NP (DT a) (QP (CD 2.7) (CC x) (CD 3.7)) (NN cm)) (VP (VBD left) (NP (JJ parietal) (NN hemorrhage)) (PP (IN with) (NP (DT some) (JJ mild) (VBG surrounding) (NN edema)))))))))))))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (VP (VBN had) (S (NP (DT no) (NN brain)) (VP (VBZ bleeds))))) (. .)))
( She ( ( received ( ( a CT ) ( scan ( of ( ( the head ) ( that ( revealed ( ( a ( ( ( 2.7 x ) 3.7 ) cm ) ) ( ( left ( parietal hemorrhage ) ) ( with ( some ( mild ( surrounding edema ) ) ) ) ) ) ) ) ) ) ) ) ) . ) )
( ( The patient ) ( ( has ( had ( ( no brain ) bleeds ) ) ) . ) )