Hypovolaemic shock (reduced volume in the blood vessels)
- Haemorrhagic shock
Obstructive shock (obstruction to the circulation of blood)
- Tension pneumothorax
- Cardiac tamponade
- Pulmonary embolism
Distributive shock (vasodilation of vessels)
- Sepsis
- Anaphylactic shock
- Neurogenic shock
Cardiogenic shock (heart not pumping blood efficiently)
![](https://i.ytimg.com/vi/UqWVy-QFb-4/maxresdefault.jpg)