Urinalysis: Specimen Collection

Question 1

What is a voided sample? (4)

Answer 1

1. Collect urine as animal urinates
2. Contaminated by bacteria
3. Preprandial (before meal)
4. Midstream sample is the cleanest

Question 2

What is manual expression? (4)

Answer 2

1. Mainly used in cats and small dogs
2. Must never exert too much pressure
3. Never should be used with an animal with urinary tract obstructions
4. Urine may contain RBC

Question 3

Why is it important to not exert too much pressure on a bladder when doing a manual expression?

Answer 3

the bladder can be ruptured

Question 4

Why would you see RBC in the urine?

Answer 4

bladder may be damaged during compression

Question 5

What is catheterization? (5)

Answer 5

1. One preferred method (Sterile if done correctly)
2. Insert catheter into bladder via urethra
3. Sterile catheter/sterile gloves
4. Avoid trauma to urethral mucosa
5. RBC common

Question 6

What is cytocentesis? (3)

Answer 6

1. Dogs/cats sterile collection
2. Insert sterile needle directly into bladder through abdominal wall
3. Surgical prep