hyperplastic arteriolitis
onionskin lesion (def. 2).

Medical dictionary. 2011.

Look at other dictionaries:

  • onionskin lesion — 1. the concentric circumvascular fibrosis often found in the spleen and lymph nodes in systemic lupus erythematosus. 2. concentric layers of myointimal cells and collagen, causing luminal narrowing, seen in the interlobular arteries and… …   Medical dictionary

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