Mitral valve of rheumatism sex heart disease is narrow, left atrium expands, heart blood stream slow, be retarded by silt, make blood easily caky with thrombosis.
英
美
- 风湿性心脏病二尖瓣狭窄,左心房扩大,心脏血流缓慢、淤滞,易使血液凝固和血栓形成。