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 dyspnea, often called PND by doctors, is a particularly distressing symptom usually caused by heart failure. With PND, a person suddenly awakens, usually from a deep sleep, with severe dyspnea(shortness of breath), gasping for air, often coughing, and a compelling need to get out of bed and assume an upright posture.