[**Known patient lastname 13932**] is a 53-year-old gentleman with a history of rheumatic heart disease, who has been followed over the years by serial echocardiograms.
 the patient has mitral stenosis
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( -LSB- ( ( ** ( Known ( ( patient lastname ) 13932 ) ) ) ( ** ( ( -RSB- ( is ( ( a ( 53-year-old gentleman ) ) ( with ( ( a history ) ( of ( ( ( rheumatic ( heart disease ) ) , ) ( who ( has ( been ( ( followed ( over ( the years ) ) ) ( by ( serial echocardiograms ) ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) )
( ( the patient ) ( has ( mitral stenosis ) ) )