Tuesday, 9 April 2013

Onions in Pathology

1. Onion skin appearance in kidney seen in Hyperplastic Arteriosclerosis
2. Onion skin like lesions due to arteritis seen in Lyme’s and SLE
3. Onion skin fibrosis around bile ducts seen in PSC
4. Onion skin pattern of deposition of reactive bone in Ewing's Sarcoma
5. Onion bulb appearance in sural nerves seen in CIDP due to recurrent demyelination and remyelination

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