16.5-year-old female spayed Pug
2018 Image Interpretation - Case 1
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- Diagnosed and treated for urinary tract infection, and struvite cystalluria 6 weeks ago
- Presented for a recheck of urinary tract infection
- Has been doing well at home. Only dribbling when excited
- A round to ovoid shaped, mixed, echogenicity and gravity dependent structure with slightly irregular margins within the lumen of the urinary bladder
- A few pinpoint hyperechoic foci are seen within the structure
- No distal shadowing artifact is noted.
- The structure is in contact with the mucosa surface of the dorsal urinary bladder wall.
- Few irregular defects on the structure.
- Well defined curved margins of the structure towards the contact with the dorsal wall of the urinary bladder. This is indicative of an intramural structure
- The remainder of the urinary bladder mucosal surface is smooth and without thickening
- Organized blood clots
- Atypical urocystoliths
- Neoplasia and polyps
- Cystoscopy
- Follow up ultrasound
- Color flow Doppler to assess for vascularity
- Ballottement to see if the mass is adhered to the wall
- Standing ultrasound
- FNA, depending on additional findings
This structure was a pus ball that consisted of lysed red blood cells admixed with fibrin, unidentified amorphous material and aggregates of atypical squamous epithelial cells with variable size nucleus and nucleolus.