In the ED he was started on propofol and BP dropped to 80s systolic.
 Patient has normal blood pressures
(ROOT (S (PP (IN In) (NP (DT the) (NNP ED))) (NP (PRP he)) (VP (VBD was) (VP (VBN started) (PP (IN on) (NP (NP (NN propofol)) (CC and) (NP (NN BP)))))) (VP (VBD dropped) (PP (TO to) (NP (CD 80s) (NN systolic)))) (. .)))
(ROOT (S (NP (NN Patient)) (VP (VBZ has) (NP (JJ normal) (NN blood) (NNS pressures)))))
( ( In ( the ED ) ) ( he ( ( ( was ( started ( on ( ( propofol and ) BP ) ) ) ) ( dropped ( to ( 80s systolic ) ) ) ) . ) ) )
( Patient ( has ( normal ( blood pressures ) ) ) )