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Radiology, Vol 123, 591-595, Copyright © 1977 by Radiological Society of North America
ARTICLES |
D Lyonnet, HZ Mellins and PG Herman
Surgical papillectomy was performed on 39 rabbits. Microvasculature initially remained normal. After cortical fibrosis occurred, a diversion of the blood flow from the cortex to the medulla was noted. Cortical atrophy following papillary loss is not secondary to microvasculature insufficiency, but is a consequence of obstruction of the collecting ducts. The physiologic changes which follow papillectomy are due to interruption of the loops of Henle and cortical scarring.
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