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Author6 Posts
  #1

Hi USMLE folks,

I never really did understand the P-ANCA & C-ANCA--it was always just memorized as having something to do with PAN and for C-ANCA I can't even remember the association now...

Anybody want to point out the salient points grin

Thanks for not diss-a-POINT-ing :shock: :roll: :lol:

  #2

u need to remember it correctly
P for PAN and p-ANCA
c-ANCA is fro wegeners

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  #3

Thanks Mani, and sorry for not being clear. I got the part about P for PAN and P-ANCA. But I still don't understand what the process is (what is P-ANCA? it sounds like Paul Anka or pee anger...it drives me nuts!!)

Thanks smiling face

  #4

perinuclear, antineutrophilic cytoplasmic antibody

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Sincerity and hard work are the keys to success!

  #5

would that be type 3 hypersensitivity... anti-body neutrophil complexes getting stuck in kidneys, (for Wegner's) etc... or am i way off

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where i lay my head is home.

  #6

these are just the a/b found in the neutrophil. when a neut is studied under microscope after processing (flouresence prep) some a/b are found to collect around nucleus and others are in cytoplasm. So those aorund nucleus (p-ANCA) are found to be against Myelopeoxidase, those in periphery (c-ANCA) are found to be against Proteinase -3.
So both p and c ANCA are just descriptions of the pattern of flourence in the neutrophil being stidied.
The corelations with different conditions you already know.
Hope it helps.

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