CHORUS
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drooping lily sign
appearance of renal pelvis with duplicated collecting system
- upper pole moiety obstructs, becomes hydronephrotic
- ==> compresses lower-pole moiety and pushes it downward
see also: Weigert-Meyer rule
Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013
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Copyright © 2013, Charles E. Kahn, Jr.