Abnormal left ventricular function UMLS:C0553982 Left ventricular impairment SNOMEDCT_US:85232009 SNOMEDCT_US:275514001 Left-sided heart failure Left ventricular failure HP:0005162 UMLS:C0023212 Impaired left ventricular function HP:0005154 Inability of the left ventricle to perform its normal physiologic function. Failure is either due to an inability to contract the left ventricle or the inability to relax completely and fill with blood during diastole. Left ventricular dysfunction Abnormal cardiac ventricular function