Small Animal Radiology and Ultrasound: A Diagnostic Atlas and Text

Chapter Three The Abd omen 423
Fig. 3-224 A 4-year-old male
Weimaraner with hematuria. The
urethrogram was within normal limits.
The apparent narrowing through
the prostatic urethra is normal.
Differential diagnoses include normal
or prostatic disease; the urethrogram
findings may be normal in the
face of early prostatic pathology.
Diagnosis: Normal urethrogram.
Fig. 3-225 A 12-year-old male mixed breed dog with pollakiuria
and hematuria for 3 weeks and tenesmus for 1 week. A, The survey
radiograph revealed no gross abnormalities. B, The urethrogram
revealed an irregularly bordered filling defect (white arrow)
in the urethra in the area of the ischial arch. Differential diagnoses
include radiolucent urethral calculus or urethral polyp.
Diagnosis: Radiolucent urethral calculus.
A
B