She would wear a 7-year star (blue backing). (Or she could wear a 3-year star with red backing and a 4-year star with blue backing.). Example 3: An adult was in Boy Scouts for five years and has been registered as an adult leader for 30 years. Thereâs no 35-year star, so he would wear a 30-year star and a 5-year star â 30+5 = 35 (blue backings on both).
Syncope is caused by a decrease in blood flow to the brain. When blood flow to the brain decreases, oxygen to the brain also decreases. Any of the following conditions may cause syncope: Heart conditions, such as aortic stenosis, or cardiac arrhythmia (irregular heartbeat), may cause syncope.
See full list of 1731 causes of Syncope. More information about causes of Syncope: 1  Medications, drugs, or substances causing Syncope (614 listings). 2  Drug interactions causing Syncope (114 listings). 3  Underlying causes of Syncope. 4  Syncope as a complication caused by other conditions. 5  Syncope as a symptom. 6  Medical news summaries relating to Causes of Syncope.