What are the causes of low volume pulse?
Low volume pulse is also called as pulsus parvus with pulse pressure <30 mm of Hg
Low volume pulse is seen in the following conditions
- Shock due to any cause eg. acute myocardial infarction, massive haemorrhage, hvpovolacmia.
- Severe aortic stenosis.
- Tight mitral stenosis.
- Pericardial effusion.
- Constrictive pericarditis.
- Congestive cardiac failure.
This a low volume pulse with rapid pulse rate. This pulse is seen in peripheral circulatory failure. Example is cardiogenic shock.
