Atrial fibrillation status post cardioversion [**3422-10-22**].
 the patient has no history or arrhythmia.
(ROOT (NP (NP (NP (JJ Atrial) (NN fibrillation) (NN status) (NN post) (NN cardioversion)) (PRN (-LRB- -LSB-) (NP (SYM **) (CD 3422-10-22) (X (SYM **)) (-RRB- -RSB-)))) (. .)))
(ROOT (S (NP (DT the) (NN patient)) (VP (VBZ has) (NP (DT no) (NP (NP (NN history)) (CC or) (NP (NN arrhythmia))))) (. .)))
( ( ( Atrial ( fibrillation ( status ( post cardioversion ) ) ) ) ( -LSB- ( ** ( ( 3422-10-22 ** ) -RSB- ) ) ) ) . )
( ( the patient ) ( ( has ( no ( ( history or ) arrhythmia ) ) ) . ) )