Urethral Obstruction Flashcards
Signs of urethral obstruction :
- straining to urinate
- vocalization
- frequent trips to litter tray/outside
- hunched back
- vomiting
- licking area
Clinical signs of urethral obstruction
- Depressed
- Bradycardia
- Tachypnoea
- Weak pulses
- Disteneded abdomen
Main concern of urtheral obstruction
Hyperkalemia
What would an ECG look like with hyperkalemia
No P waves
Spiked T waves
Widened QRS complex
1 physical exam to identify UTI
Palpate bladder
Blocked bladder = big & firm
UTI = small to empty
What organ does hyperkalemia effect?
The heart
Potassium effects the hearts cells & function
Why is fluid therapy essential for blocked bladder patients?
Stabilise hypovolaemic shock
Dilutes potassium in serum plasma
Why shouldn’t you use NSAIDS for urethral obstructions?
Metabizes in the kidneys
Kidneys are already impaired
What’s a good fluid amount for a calm, but Bradycardia cat?
5 - 10mls/kg as a bolus
What should you do after all fluid cycles ?
Assess all parameters :
- Pulse rate & quality
- MM , CRT
- Demenour
What treatment reduces potassium volume in blood? (2 things)
Glucose and insulin
What drug protects the heart from hyperkalemia?
Calcium gluconate
Why are the ins and outs monitored for urethral obstructions?
Hypovolaimia and dehydration
Closed or open urinary catheter?
Closed
Reduces risk of bacteria entering the bladder and tracking up to the kidneys
3 causes for no urine in collection system?
1) Blocked catheter
2) Catheter no longer in place
3) Cat is not producing urine
