| Ischemia without pain is called silent ischemia. Many | | | | 2) Type II silent ischemia: Occurs in patients who |
| people don't know that they have ischemic heart | | | | suffered from MI. |
| disease and that's why they could suffer a heart | | | | 3) Type III silent ischemia: Is the most frequent form |
| attack without any warning before. People with | | | | of silent ischemia and it occurs in patients with chronic |
| previous heart attacks , diabetes or angina are | | | | stable angina and variant angina. Patients with this |
| inclined to developing silent ischemia. | | | | type III silent ischemia experience sometimes |
| Not all people who suffer from ischemia also have | | | | ischemia associated with chest discomfort and other |
| angina. Ischemia without angina is called silent | | | | times without. |
| ischemia. The absence of symptoms in the presence | | | | Mechanism of silent ischemia: |
| of ECG or myocardial ischemia that had already been | | | | ~diabetes associated with silent ischemia has been |
| diagnosed indicates that the person suffers from | | | | assigned to an autonomic neuropathy. |
| silent myocardial ischemia. It usually occurs in patients | | | | ~silent ischemia is a threshold for other forms of pain |
| who had a cardiac transplantation or have diabetes. | | | | like the ones caused by limb ischemia, balloon inflation |
| There are three types of silent ischemia: | | | | in the coronary arteries, electric shock. |
| 1)Type I silent ischemia: Is the most rare form of | | | | ~patients with hypertension suffering from silent |
| silent ischemia and it occurs in patients with | | | | ischemia have a low reaction to tooth-pulp simulation |
| obstructive CAD that don't suffer from angina. | | | | and produce an high amount of endorphins. |
| Studies show that patients with myocardial silent | | | | ~recent studies show that silent ischemia might be |
| ischemia never experience angina pectoris in any of | | | | caused by a defect in the cerebral cortex because |
| its forms: stable, unstable, variant. That is why | | | | the pain messages transmited from the heart are the |
| patients with type I silent ischemia are considered to | | | | subject to abnormal neural processing. |
| have a defective anginal warning system. | | | | |