Hypertrophic obstructive cardiomyopathy
Conditions
Interventions
Elderly group:Elderly patients aged 70 years or over with HOCM underwent septal myectomy or concomitant other cardiac operations
Control group:Patients aged under 70 years with HOCM underwent septal myectomy or concomitant other cardiac operations
Sponsors
Zhongshan Hospital Affiliated to Fudan University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Those patients whose ratio of interventricular septal thickness to posterior wall thickness is more than 1.3; 2. Patients with the maximum LVOT pressure gradient >= 50mmhg before and after rest or stimulation; 3. Patients who have severe restrictive symptoms and have no effect on the use of ß- receptor blockers and / or calcium channel blockers; 4. The patients who underwent separate or combined VSM.
Exclusion criteria
Exclusion criteria: 1. Patients with LVOT obstruction related to hypertensive heart disease are excluded; 2. Patients with severe aortic stenosis are excluded from this study. They underwent aortic valve replacement and simultaneous VSM for left ventricular outflow tract obstruction caused by secondary VSH.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| NYHA functional class at the latest follow-up;Left ventricular outflow tract gradient at the latest follow-up; | — |
Secondary
| Measure | Time frame |
|---|---|
| Degree of mitral regurgitation;Major postoperative adverse events; | — |
Countries
China
Contacts
Public ContactQiang Ji
Zhongshan Hospital Affiliated to Fudan University
Outcome results
None listed