Flashcards in Renal Bloodwork and Diagnostics Deck (20)
Elevated renal values w/high USG indicates what type of azotemia?
What does high USG mean?
What can cause pre-renal azotemia?
Animals that have not been fasted or animals w/high protein meals can have an elevated ____
How do you assess GFR?
A rise in which blood parameter is proportional to a fall in GFR?
Why do we use CREA to measure GFR?
It is excreted unchanged
How much renal function must be lost before a dog is unable to adequately concentrate urine?
How much renal function must be lost before a cat is unable to adequately concentrate urine?
How much renal function must be lost before azotemia develops in a dog?
How much renal function must be lost before azotemia is seen in a horse?
What is isosthenuria?
Decreased ability to concentrate urine
What USG indicates hyposthenuria?
When is a urine culture indicated?
Isosthenuria, WBCs/bacteria in urine
What are causes of renal azotemia?
Aminoglycoside tox, pigment nephropathy, consumption of oxalate plants
What are post-renal causes of azotemia?
Urinary obstruction or ruptured bladder
What does antidiuretic hormone (ADH) relesase stimulate?
Hyperosmoality and decreased circulating blood volume
How does ADH influence water in the kidneys?
Increases renal water resorption
How does ADH affect collecting tubules?