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.
My son fell on my laptop while I was working on it and the screen just flipped upside down.. I've been trying to fix it for the last 30 minutes with no luck!I just checked online and found your answer which was more than helpful, it's all fixed now! thanks..y son fell on my laptop while I was working on it and the screen just flipped upside down.. I've been trying to fix it for the last 30 minutes with no luck!