Why does arterial blood pressure drop after car accident

summary

A few days ago, I came back from a business trip. I drove by myself. Maybe I was too tired at that time. As a result, I had an accident accidentally. I was unconscious at that time. After being sent to the hospital for rescue, I finally survived. But afterwards, the doctor said that my arterial blood pressure was very low. Today, let me talk to you about why arterial blood pressure dropped after a car accident.

Why does arterial blood pressure drop after car accident

The first aspect: the patient is a serious compound injury. The current situation is mainly post-traumatic hemorrhagic shock with insufficient blood volume and low blood pressure. The symptoms of shock have not been completely corrected, and the blood pressure is only temporarily maintained by drugs.

The second aspect: after the car accident, the heart beats fast, the breath is also fast, the arterial blood pressure once reduced, is the manifestation of traumatic shock. Now the blood pressure has picked up, which may be the reason for the application of pressor drugs, or it may be a sign of improvement.

The third aspect: due to blood loss, blood volume is reduced, which further affects the decline of blood pressure. When the body bleeding is handled, blood pressure gradually returns to normal with fluid infusion and eating. Actively deal with the wound, or internal bleeding.

matters needing attention

If there is blood loss after traffic accident trauma, stop bleeding as soon as possible, send to the hospital for treatment quickly, expand the volume of fluid, prevent the occurrence of shock, and continue to frequently measure blood pressure, do not abuse tonic, resulting in rapid rise of blood pressure, dizziness, panic and a series of cardiovascular and cerebrovascular reactions.