ACE and hypertensive disorder: SCFP: Slow coronary flow phenomenon; SFLVH: Left ventricular hypertrophy and slow coronary flow secondary to hypertension; NF LVH: Left ventricular hypertrophy and non-delayed coronary flow; DM: Diabetes mellitus; EDVI, ESVI: Indices of end-diastolic and end-systolic volume; EF: Ejection fraction; IVS: Thickness of ventricular septum; LVPW: Thickness of left ventricular posterior wall; ACE-I/ARB: Angiotensin-converting enzyme inhibitor/Receptor antagonist.