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.
Primary hyperparathyroidism occurs when your parathyroid glands produce too much PTH. This can happen if you have an adenomaâor non-cancerous tumorâon one of these glands. These tumors are the most common cause of primary hyperparathyroidism. In other cases, enlargement of at least two of your parathyroid glands can lead to this condition. Doctors often do not understand what causes this enlargement. In rare cases, parathyroid cancer may be the culprit. These tumors can cause hyperparathyroidism.