Renal Function Tests

Question 1

What bloods are important in renal medicine?

Answer 1

FBC, haematinics, U&Es, Bone profile, CRP, HbA1c

Question 2

What FBC results are important in renal medicine?

Answer 2

Anaemia, infection, allergic reactions

Question 3

What blood tests are included in haematinics?

Answer 3

Iron
Folate
B12 deficiency

Question 4

What bloods are included U&Es?

Answer 4

Potassium, urea, creatinine, bicarbonate

Question 5

What bloods are included in a bone profile?

Answer 5

Calcium, phosphate, PTH, ALP

Question 6

What may be seen on a urine dipstick and what may it indicate?

Answer 6

Leukocytes and nitrites indicate infection

Blood and protein indicate glomerular pathology

Question 7

What does the urine protein:creatinine ratio quantify?

Answer 7

The amount of all protein in the urine

Question 8

What does the albumin:creatinine ratio quantify?

Answer 8

Just albumin

Question 9

What is the urine albumin:creatinine ratio useful for?

Answer 9

Monitoring diabetic nephropathy

Question 10

What urine tests are useful when assessing renal function?

Answer 10

Urine dipstick
Urine protein:creatinine ratio
Urine albumin:creatinine ratio
Urine microscopy, culture and sensitivity

Question 11

What imaging is useful in renal medicine?

Answer 11

US KUB

Question 12

What can an US KUB be used for?

Answer 12

Look for peri nephric collection, size of kidneys, corticomedullary differentiation, hydronephrosis