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) definition and facts. PNH is a rare, chronic disease that causes rapid breakdown of red blood cells and can result in reddish or cola-colored urine, often seen in the early morning after urination. PNH is due to a spontaneous mutation in gene material. PNH is not inherited.
PNH is a rare, acquired blood disease that affects just one to two people per million. Itâs caused by an acquired genetic mutation in a subset of the hematopoietic (blood-forming) stem cells. Hematopoietic stem cells are found mainly in the bone marrow.