In the catheterization laboratory, she was found to have mitral regurgitation and a right-dominant coronary system.
 Her heart valves were functioning normally
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(ROOT (S (NP (PRP$ Her) (NN heart) (NNS valves)) (VP (VBD were) (VP (VBG functioning) (ADVP (RB normally))))))
( ( In ( the ( catheterization laboratory ) ) ) ( , ( she ( ( was ( found ( to ( have ( ( ( mitral regurgitation ) and ) ( a ( right-dominant ( coronary system ) ) ) ) ) ) ) ) . ) ) ) )
( ( Her ( heart valves ) ) ( were ( functioning normally ) ) )