Inverted Umbrella Sign of Fleischner | definition of Inverted Umbrella Sign of Fleischner by Medical dictionary
Inverted Umbrella Sign of Fleischner
A gaping ileocecal valve with immediately proximal stenosis, simulating an umbrella turned inside-out by a gust of wind, seen in barium studies. The inverted umbrella sign was first described in tuberculous ileitis, but is more commonly seen in Crohn’s disease
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