Bullet and bodkin sign

Bullet and bodkin sign is the appearance of the ureter when there is an abrupt transition in the ureteral caliber. Bullet in the name is represented by the dilated proximal ureteric segment which appears to be perched on the constricted / non dilated encased ureter which gives an appearance of a bodkin. 

This appearance can be seen in 

  • metastatic disease
  • extension from adjacent tumour
  • lymphoma
  • benign inflammatory conditions like retroperitoneal fibrosis
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Article information

rID: 25559
System: Urogenital
Sections: Signs, Pathology
Tags: refs, cases, stub
Synonyms or Alternate Spellings:
  • Bullet and bodkin sign of ureter

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