paroxysmal nocturnal haemoglobinuria

A form of paroxysmal nocturnal hemoglobinuria — A rare, acquired blood disorder in which a mutation in the PIGA gene causes red blood cells to lack protective surface proteins, making them vulnerable to complement-mediated destruction, leading to hemolysis, anemia, dark urine, and increased risk of blood clots.

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Meanings

nounparoxysmal nocturnal haemoglobinuria (uncountable)
  1. alternativeuncountableAlternative form of paroxysmal nocturnal hemoglobinuria.
Cite this entry
APA

paroxysmal nocturnal haemoglobinuria. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/paroxysmal%20nocturnal%20haemoglobinuria

MLA

“paroxysmal nocturnal haemoglobinuria.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/paroxysmal%20nocturnal%20haemoglobinuria. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “paroxysmal nocturnal haemoglobinuria,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/paroxysmal%20nocturnal%20haemoglobinuria.

Source: paroxysmal nocturnal haemoglobinuria on Wiktionary, CC BY-SA 4.0.