Aneurysms: common causes and symptoms

What is it?

Aneurysms of the aorta Click to Flip
Abnormal dilation (ballooning) of an artery caused by the pressure of blood flowing through a weakened area.

What does it affect?

Aneurysms- Myocardial infarction Click to Flip
Aneurysms most commonly affect the aorta and arteries supplying the brain.

Common Cause

common cause Click to Flip
Most common cause of an aneurysm is atherosclerosis, a condition in which fatty deposits weaken the artery wall.

Site of atherosclerotic aneurysms.

site of atherosclerotic aneurysms. Click to Flip
The aorta is the usual site of atherosclerotic aneurysms. Less commonly, aneurysms may be due to a congenital weakness of the artery walls.

Most cerebral aneurysms

Click to Flip
Most cerebral aneurysms, known as berry aneurysms because of their appearance, are congenital.

Marfan’s syndrome

Marfan’s syndrome Click to Flip
Marfan’s syndrome, an inherited disorder in which the muscular layer of the aorta is defective, is often associated with aneurysms just above the heart.

How arterial wall can be weakened?

arterial wall can also be weakened Click to Flip
Arterial wall can also be weakened by inflammation, as occurs in polyarteritis nodosa.

Symptoms

Aneurysms of the aorta Click to Flip
Most aneurysms are symptomless and remain undetected, but if the aneurysm expands rapidly and causes pain, or it is very large, the symptoms are due to pressure on nearby structures

 

Aneurysm- Causes

 

December 16, 2019

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