Urinalysis Flashcards
When is the best time to sample the urine?
Within 30 minutes
When should the best urine sample be collected?
The first morning sample
What are the collection methods of urine?
Free catch Bladder expression Cystocentesis Catherization Collection off a surface
How do you stimulate urine in a dog?
The scent of other dogs
How do you stimulate urine in a cat
Nonabsorbant granules in the litter box
How do you stimulate a cow to urinate?
Rub straw on thee vulva in a circular fashion
How do you get a sheep to pee
Plug there nose
How do you get a horse to pee?
Rub warm cloth on the abdomen
What is the best way to preserve urine?
40% formalin per 1 oz of urine
What are the gross examinations of urine?
Volume, color, odor, specific gravity, and turbidity
What factors can affect urine volume?
Fluid intake, external losses, temperature, humidity, food, activity, size, and species
What diseases is polyuria seen with?
Nephritis, diabetes (both) pyometra, and liver disease
What specific gravity does oliguria have?
High sg
What does oliguria occur with?
Urethral obstruction, bladder rupture, and renal shutdown
What does light yellow to amber urine mean?
Normal urine
What does yellow brown to green urine indicate?
Bile pigments
Clarity is known as
Clear
Slightly cloudy
Cloudy
Turbid
When urine smells like ammonia…
The sample has been left out for too long or cystitis
Define specific gravity
Density of a liquid compared to distilled water
When do you see an increase in specific gravity
With fluid loss
When do you see a decrease in specific gravity?
With too much fluid
Define isosthenuria
When the urine specific gravity approaches the filtrate in the glomerulus
What do test strips test for?
PH Protein Glucose Ketones Blood Bilirubin
What does the sulfosalicylic acid turbidity test confirm?
High protein
