Along with cellulose, one of the imperative constituents of natural cellulosic fibers is hemicellulose and is the second most abundant family of naturally occurring polymers (Thakur and Singha, 2013 and Thakur, 2013). Hemicelluloses are buildup of a combination of 5- and 6-ring carbon ring sugars (Fig. 2 b).
In addition to harm to the heart from heart disease or hypertension, medications and other elements can cause paroxysmal AFib, including: 1  binge drinking (4 to 5 beverages within 2 hours) 2  stimulant medications and drugs (ex. methylphenidate, pseudoephridrine, drug) 3  nicotine. 4  caffeine. 5  low potassium (electrolyte imbalance)
The most common cause of an aneurysm is arteriosclerosis. Smoking is a major risk factor. Abdominal aortic aneurysms often do not cause symptoms. If they do, they may cause deep boring pain in the lower back or flank. Prominent abdominal pulsations may be present. X-rays of the abdomen and other radiologic tests including ultrasound, CT, and MRI may be used in diagnosing and monitoring the aneurysm.