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 means sudden, nocturnal means at night, and hemoglobinuria means blood in the urine.. It happens in over 60% of people with PNH. Symptoms of the disease are caused by: 1  Broken red blood cells.  Too few red blood cells (which can cause anemia)