Cardiovascular diseases are one of the leading causes of death worldwide. The danger of cardiovascular emergencies is that without prompt cardiovascular care, the patient can die quickly. Therefore, detecting signs of heart problems to promptly bring to medical facilities is an important factor contributing to increasing the patient's chances of survival and recovery.

Acute limb arterial occlusion is a condition in which blood flow to a limb is suddenly blocked/obstructed. This condition can cause many obvious symptoms that affect life.