GI bleeding, she did not start the heparin gtt.
 She has a peptic ulcer
(ROOT (S (NP (NN GI) (NN bleeding)) (, ,) (NP (PRP she)) (VP (VBD did) (RB not) (VP (VB start) (NP (DT the) (NN heparin) (NN gtt)))) (. .)))
(ROOT (S (NP (PRP She)) (VP (VBZ has) (NP (DT a) (JJ peptic) (NN ulcer)))))
( ( GI bleeding ) ( , ( she ( ( ( did not ) ( start ( the ( heparin gtt ) ) ) ) . ) ) ) )
( She ( has ( a ( peptic ulcer ) ) ) )