Post contrast - 10 min
System: Urogenital
Section: Signs
Tag: bladder
Modality: Fluoroscopy (Post contrast - 10 min)

- “ The cobra head sign is an indicator of an uncomplicated ureterocele. ”

Used in the following article:

  • Cobra head sign (ureter) - “ The cobra head sign, also known as the spring onion sign, refers to dilatation of the distal ureter, surrounded by a thin lucent line, which is se...”

View full size version of Ureterocele - cobra head sign

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