What are the symptoms of dermal vein thrombosis in paroxysmal nocturnal hemoglobinuria (PNH)?

Updated: May 20, 2021
  • Author: Emmanuel C Besa, MD; Chief Editor: Sara J Grethlein, MD, FACP  more...
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Dermal vein thrombosis manifests as raised, painful, red nodules in the skin affecting large areas, such as the entire back, which subsides within a few weeks, usually without necrosis. In cases that do result in necrosis, skin grafting may be necessary.

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