( ( ( Further extension ) ( into ( ( deep arachnoid ) ( surrounding ( ( ( blood vessels ) ( in ( ( ( gray and ) white ) ( ( matter and ) disruption ) ) ) ) ( of ( the ( pia-glial membrane ) ) ) ) ) ) ) ) ( ( may ( result ( in ( brain ( parenchymal infiltrates ) ) ) ) ) . ) )
(ROOT (S (NP (NP (JJ Further) (NN extension)) (PP (IN into) (NP (NP (JJ deep) (NN arachnoid)) (VP (VBG surrounding) (NP (NP (NN blood) (NNS vessels)) (PP (IN in) (NP (ADJP (JJ gray) (CC and) (JJ white)) (NN matter) (CC and) (NN disruption))) (PP (IN of) (NP (DT the) (JJ pia-glial) (NN membrane)))))))) (VP (MD may) (VP (VB result) (PP (IN in) (NP (NN brain) (NN parenchymal) (NNS infiltrates))))) (. .)))
Further extension into deep arachnoid surrounding blood vessels in gray and white matter and disruption of the pia-glial membrane may result in brain parenchymal infiltrates.
(ROOT (S (NP (NP (JJS Most)) (PP (IN of) (NP (DT the) (JJ gray) (NN matter)))) (VP (VBZ is) (PP (IN on) (NP (NP (DT the) (NN surface)) (PP (IN of) (NP (DT the) (NN brain))))) (, ,) (S (VP (VBG surrounding) (NP (JJ white) (NN matter))))) (. .)))