Renal Failure Flashcards
Unilateral or bilateral failure?
Bilateral failure
Three causes?
Pre-renal failure
Intra-renal failure
Post-renal failure
Pre-renal failure. What happens?
Blood can’t get to the kidneys
Pre-renal failure–Blood can’t get to kidneys. Examples?
- Hypotension
- Decreased HR (arrhythmia)
- Hypovolemic
- Any form of shock
Intra-renal failure. What happens?
Damage has occurred inside the kidney
Intra-renal failure. Damage has occurred inside kidney. Examples? (5)
- Glomerulonephritis
- Nephrotic syndrome
- Dyes
- Drugs
- Malignant HTN and DM– both cause severe vascular damage
Example of a drug that is nephrotoxic
Aminoglycosides
Post-renal failure. What happens?
Urine can’t get out of kidneys
Post-renal failure. Examples of how urine can’t get out of kidneys (5)
- Enlarged prostate
- Kidney stone
- Tumor
- Unilateral obstruction
- Edematous stoma (ileal conduit)
What RF?
Obstruction
Post renal failure
What RF?
Dyes
Intra-renal failure
What RF?
Blood can’t get to kidneys
Pre-renal
What RF?
Enlarged prostate
Post-renal
What RF?
Decreased HR
Pre-renal
What RF?
Glomerulonephritis
Intra-renal
What RF?
Shock
Pre-renal
What RF?
Perfusion problem
Pre-renal
What RF?
Severe vascular damage
Intra-renal
What RF?
Hypotension
Pre-renal
What RF?
Tumors
Post-renal
What RF?
Damage has occurred inside kidney
Intra-renal
What RF?
Urine can’t get out of kidneys
Post-renal
S/S
What labs increased?
Cr and BUN
SG initially increased
S/S
Blood problem
Anemia (not enough erythropoietin)
