Presentation
Chronic bilateral flank pain and hematuria.
Patient Data
Age: 40 years
Gender: Female
From the case:
Bilateral ureterocele with cobra head sign
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Dilatation of the distal ureter is noted bilaterally, more prominent on the right side, and surrounded by a thin lucent line resembling the cobra head sign.
Case Discussion
The cobra head sign refers to the dilatation of the distal ureter, surrounded by a thin lucent line, indicating an uncomplicated adult-type ureterocele.