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.
Group 1 PAH includes pulmonary hypertension that has no known cause; is inherited; is caused by drugs or toxins; is caused by conditions such as connective tissue disease, HIV infection, liver disease, congenital heart disease, sickle cell disease, or schistosomiasis; or is caused by conditions that affect the veins and small blood vessels of the lungs.