Dynamic block of disc valve - blocking of aortic disc prosthesis due to protrusion of mitral prosthesis into the left ventricular outflow tract.
A case of blocking of an aortic disc prosthesis after mitral and aortic valve replacement is presented here. A hypothesis of "dynamic block of disc valve" is proposed to try to explain this phenomenon.
Li
R
R
Department of Cardiothoracic Surgery, The First Affiliated Hospital of Medical School, Zhejiang University, Hangzhou, China.
Ni
Y
Y
Feng
Q
Q
Luo
W
W
D000328:Adult; D001021:Aortic Valve / Q000601:surgery*; D020878:Device Removal; D005260:Female; D006349:Heart Valve Diseases / Q000601:surgery*; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000009:adverse effects / Q000295:instrumentation*; D006801:Humans; D008943:Mitral Valve / Q000601:surgery*; D011474:Prosthesis Design; D012214:Rheumatic Heart Disease / Q000601:surgery*; D013575:Syncope / Q000209:etiology; D054160:Systolic Murmurs / Q000209:etiology; D016896:Treatment Outcome; D014694:Ventricular Outflow Obstruction / Q000209:etiology* / Q000601:surgery