HISTORY
Signalment – 4 year old female spayed Hound Presenting Complaint – Inappropriate
Urination Lab findings – None she just walked in your
door Possible Tests to rule out Ddx – Blood work
(CBC, Chem), urinalysis, urine culture, radiographs, Ultrasound
U/S Ddx – Calculi, tumors, cystitis(possible UTI)
CALCULI
Radiopaque or radiolucent calculi are seen as hyperechoic focal echogenicities that shadow in the dependent portion of the bladder
Are usually located in the dependent portion of the bladder but may adhere to the wall with severe inflammation
CYSTITIS
Typically Cranioventral Can be generalized if severe If the bladder is not fully distended the
wall may appear thicker
EMPHYSEMATOUS CYSTITIS
Infection with E. Coli Infection with Clostidium species Diabetes Mellitus The gas bubbles will follow the wall
contour Can be confirmed by radiographs –
lucencies associated with the bladder
TRANSITIONAL CELL CARCINOMA
Most common bladder tumor in dogs Focal wall thickening, could have
generalized thickness (diffuse tumor) Fixed mass extending into the lumen of
the bladder U/S guided catheter biopsy – lesion
pushed to catheter by transducer pressure or cystoscopy
Check iliac LN and thoracic rads