Diabetes mellitus 2.
 Patient has normal serum glucose
(ROOT (NP (NP (NNP Diabetes) (NN mellitus) (CD 2)) (. .)))
(ROOT (S (NP (NN Patient)) (VP (VBZ has) (NP (JJ normal) (NN serum) (NN glucose)))))
( ( Diabetes ( mellitus 2 ) ) . )
( Patient ( has ( normal ( serum glucose ) ) ) )