Of note, the patient has been suffering from nausea, vomiting, and diarrhea (unknown if bloody/bilious) over the past week or so with minimal PO intake - occasional soda during the day.
 The patient has gastroenteritis. 
(ROOT (S (PP (IN Of) (NP (NN note))) (, ,) (NP (DT the) (NN patient)) (VP (VBZ has) (VP (VBN been) (VP (VBG suffering) (PP (IN from) (NP (NN nausea))) (, ,) (NP (NP (VBG vomiting) (, ,) (CC and) (NP (NP (NN diarrhea)) (PRN (-LRB- -LRB-) (ADJP (JJ unknown)) (IN if) (LST (ADJP (JJ bloody/bilious)) (-RRB- -RRB-)))) (PP (IN over) (NP (DT the) (JJ past) (NN week) (QP (CC or) (RB so))))) (PP (IN with) (NP (NP (JJ minimal) (NN PO) (NN intake)) (: -) (NP (NP (JJ occasional) (NN soda)) (PP (IN during) (NP (DT the) (NN day)))))))))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (NP (NN gastroenteritis))) (. .)))
( ( Of note ) ( , ( ( the patient ) ( ( has ( been ( ( ( suffering ( from nausea ) ) , ) ( ( vomiting ( , ( and ( ( diarrhea ( -LRB- ( ( unknown if ) ( bloody/bilious -RRB- ) ) ) ) ( over ( the ( past ( week ( or so ) ) ) ) ) ) ) ) ) ( with ( ( ( minimal ( PO intake ) ) - ) ( ( occasional soda ) ( during ( the day ) ) ) ) ) ) ) ) ) . ) ) ) )
( ( The patient ) ( ( has gastroenteritis ) . ) )