How do you differentiate active vasculitis from pregnancy complications such as pre-eclampsia and HELLP in a patient with AAV?

Differentiating preeclampsia from autoimmune kidney disease in patients with rheumatic disease is often challenging due to the obvious overlap in clinical and serologic features. While most discussions about preeclampsia versus flare focus on SLE patients given that SLE is more common in women of re...

Although not ideal, pregnant women can undergo renal biopsies. I think we as well as our OB colleagues forget this. While there may not be time to coordinate this in a pregnant patient with significant symptoms or who merits urgent delivery, for a patient who has a diagnosis of AAV or Lupus nephriti...