He continued to feel worse, with increased dyspnea, first on exertion then at rest.
 The patient has symptoms of pulmonary edema. 
(ROOT (S (NP (PRP He)) (VP (VBD continued) (S (VP (TO to) (VP (VB feel) (ADJP (JJR worse))))) (, ,) (PP (IN with) (NP (NP (VBN increased) (NN dyspnea)) (, ,) (PP (PP (ADVP (RB first)) (IN on) (NP (NN exertion))) (PP (ADVP (RB then)) (IN at) (NP (NN rest))))))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (NP (NP (NNS symptoms)) (PP (IN of) (NP (JJ pulmonary) (NN edema))))) (. .)))
( He ( ( ( ( continued ( to ( feel worse ) ) ) , ) ( with ( ( ( increased dyspnea ) , ) ( ( first ( on exertion ) ) ( then ( at rest ) ) ) ) ) ) . ) )
( ( The patient ) ( ( has ( symptoms ( of ( pulmonary edema ) ) ) ) . ) )