Uncommon Causes of Stroke. The vast majority of strokes are caused by problems such as atrial fibrillation, hardening of the arteries and high blood pressure. But there are many less common causes of stroke as well. Fibromuscular Dysplasia â a disease that causes abnormal cell development in the artery wall.
1 Ctrl + Alt + Right Arrow: To flip the screen to the right. 2  Ctrl + Alt + Left Arrow: To flip the screen to the left. 3  Ctrl + Alt + Up Arrow: To set the screen to its normal display settings.4  Ctrl + Alt + Down Arrow: To flip the screen upside down. Note: Not only in upside down situations, if your display screen is flipped in any direction, pressing the Ctrl + Alt + Up Arrow would instantaneously bring the screen back to its normal state.
1 Ctrl+Alt+â - Flip the screen upside down. 2  Ctrl+Alt+â - Rotate the screen 90Â° to the right. 3  Ctrl+Alt+â - Rotate the screen 90Â° to the left. 4  Ctrl+Alt+â - Return the screen to the standard orientation.f you have an AMD or ATI graphics card, you can use the Catalyst Control Center to rotate the screen. 1  Right-click on the desktop and select Catalyst Control Center. 2  Select Rotate Desktop under Common Display Tasks. 3  If you don't see this option, you'll need to update your drivers (see the next step).