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 or PNH is a rare and chronic disease that results in an abnormal breakdown of red blood cells. PNH is due to a spontaneous genetic mutation that causes red blood cells to be deficient in a protein, leaving them fragile.
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.