Radiology Packet 37

Radiology Packet 37 Urinary Contrast

1 yr old MC Miniature Poodle “Poutchi” • HX = presented because he was hit by a car, one survery film was done followed by a urethrogram/cystogram

1 yr old MC Miniature Poodle “Poutchi”

1 yr old MC Miniature Poodle “Poutchi” •

RF – There is reduced abdominal detail on the survey radiograph, questionable retroperitoneal detail and the urinary bladder cannot be visualized. – There are multiple pelvic fractures including the shaft of one ilium and the pelvic floor. – On the urethrogram the urinary catheter has been advanced into the mid-portion of the penile urethra. – The urinary bladder has filled to some degree, there is a massive amount of contrast material within the peritoneal and retroperitoneal space. – Note the kidneys are filtering the contrast and the renal pelvis’ and ureters are seen. – The filling of the urinary bladder indicates that at least one ureter is reaching the bladder.

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RD – Avulsion of the prostatic urethra from the urinary bladder secondary to severe pelvic trauma, including fractures.

2 yr old MC Labrador Retriever “Homer” • HX = presented for bloody urine

2 yr old MC Labrador Retriever “Homer”

2 yr old MC Labrador Retriever “Homer”

2 yr old MC Labrador Retriever “Homer”

2 yr old MC Labrador Retriever “Homer” •

RF – – – – – –

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On the survey radiographs there is markedly reduced retroperitoneal space detail. The kidneys are not visualized at all and the colon is displaced ventrally. The urinary bladder is not well seen. On the excretory urogram films both kidneys and ureters are intact. The right renal pelvis and diverticula are dilated, the left is normal. A large filling defect within the urinary bladder, occupying the trigonal region, is positioned to the right.

RD – – –

Retroperitoneal fluid or mass Intact urinary system Large space occupying mass eccentrically located to the right within the trigone causing right hydronephrosis

8 yr old M GSD “Ben” • HX = presented with a history of dysuria and passing fresh blood at the end of urination, physical examination revealed prostatic enlargement

8 yr old M GSD “Ben” •

RF – This is a normal retrograde urethrogram, the prostate is visible and is within normal limits(