Lab Values - Kidneys (possible causes)

Question 1

↑ Glomerular Filtration Rate (GFR)

Possible causes

Answer 1

Pregnancy

Question 2

↑ Creatinine

Possible causes

Answer 2

1. Acute or Chronic Kidney Disease
2. CHF
3. DHN
4. Certain drugs

Question 2

↑ Urine Output

Possible causes

Answer 2

1. DM
2. DI
3. Too many diuretics

Question 2

↑ Blood Urea Nitrogen (BUN)

Possible causes

Answer 2

Acute or Chronic Kidney Disease

Question 3

↑ Urine Specific Gravity

Possible causes

Answer 3

1. DHN
2. SIADH

Question 4

↓ Glomerular Filtration Rate (GFR)

Possible causes

Answer 4

Kidney dysfunction (ex: chronic kidney disease)

Question 5

↓ Creatinine

Possible causes

Answer 5

1. Low muscle mass
2. Hyperthyroidism
3. Starvation
4. Liver Disease

Question 6

↓ Blood Urea Nitrogen

Possible causes

Answer 6

1. Liver damage
2. Malabsorption
3. Poor diet
4. Low-nitrogen diet

Question 7

↓ Urine Specific Gravity

Possible causes

Answer 7

1. Adequate or excessive fluid intake
2. DI

Question 8

↓ Urine Output

Possible causes

Answer 8

1. Shock
2. Hypotension
3. Trauma and Infection
4. Chronic Kidney Disease (CKD)