Creatinine (Cr) Lab Values
Jun 05, 2023•4 min
Listen to this episode in Metacast mobile app
Don't just listen to podcasts. Learn from them with transcripts, summaries, and chapters for every episode. Skim, search, and bookmark insights. Learn more
Episode description
Overview
- Creatinine
- Normal Value Range
- Pathophysiology
- Special considerations
- Elevations in creatinine
- Decreases in creatinine
- Normal values
- 0.7 – 1.4 mg/dL
- Pathophysiology
- Muscle breakdown and use
- Creatine -> creatinine
- Released into bloodstream
- Filtered through kidneys
- Excreted in urine
- Creatinine more specific to kidney function
- Muscle breakdown and use
- Special considerations
- Green top
- Submitted with renal panels or chems
- Creatinine clearance
- Tests creatinine in urine
- Compare to serum creatinine
- 24 hour urine
- Toss first urine sample, then start
- On ice
- Increased creatinine values
- Renal disease
- Rhabdomyolysis
- Muscle breakdown
- Trauma
- Extreme workouts
- Congestive heart failure
- Dehydration
- Shock
- Decreased creatinine values
- Loss of muscle mass
- Muscular dystrophy
- Decreased protein intake
- Pregnancy
- Liver disease
- Assess patient's nutritional status
- Assess urine output
- Consider other causes for increase in creatinine
- Muscle
- Treat cause of renal insufficiency
- Dialysis vs medication
- Lab Values
- Elimination
For the best experience, listen in Metacast app for iOS or Android