A 47-year-old asymptomatic woman

Fig. 126.1 (A–E) Sequential axial contrast-enhanced CT images through the pelvis show a midline, well -defined soft tissue mass overlying the anterosuperior aspect of the bladder containing low-density areas and scattered punctate calcifications (arrow).

Urachal adenocarcinoma

• Infected urachal remnant
  
• Urothelial tumors of the bladder dome
  
• Rare benign urachal neoplasms (adenomas, fibromas, fibroadenomas, fibromyomas, and hamartomas)