Confidence votes 11. According to Wikipedia, the width of the Atlantic Ocean at its narrowest point is 2,848 kilometers (1,770 mi) between Brazil and Sierra Leone.
Paroxysmal nocturnal hemoglobinuria (PNH) may cause unpredictable episodes of acute red blood cell destruction (hemolysis). This occurs when a part of your immune system called complement attacks red blood cells that lack certain protective proteins.
Paroxysmal Nocturnal Hemoglobinuria (PNH) is a serious health condition that destroys the blood cells and can even turn fatal if not treated. Read on to find out about the causes, symptoms and treatment options of this blood disorder.