Urine Sediments

Question 1

Increased RBC in the urine

Answer 1

Hematuria

Question 2

RBC with RBC casts

Answer 2

Renal disease

Question 3

RBC without casts

Answer 3

UTI

Question 4

How many RBCs per HPF for positive test ?

Answer 4

6-10 HPF ,

Question 5

IF SG is high the RBC will crenate (T/F)

Answer 5

True

Question 6

IF SG is low the RBC will swell (lysis) thus difficult to see. True/False

Answer 6

True

Question 7

Most common leukocyte you see in microscopic urinalysis

Answer 7

Neutrophil = multi-lobed nucleus

Question 8

Clumps of WBC found in the urine

Answer 8

Pyuria

Question 9

Proteinuria and Pyuria is indicative of?

Answer 9

Pyelonephritis

Question 10

Positive protein but no WBC is indicative of?

Answer 10

UTI

Question 11

Heavy WBC greater than 50 / HPF is a sign of?

Answer 11

Infection

Question 12

When urine is concentrated (acidic) Will the WBC shrink or swell?

Answer 12

shrink if acidic and swell when urine is dilute

Question 13

There will be a 60% decrease of WBC when urine is not refrigerated within how many hours after collection?

Answer 13

2 hours after collection.

Question 14

Epithelial cells can be seen in 10X, 40X or 100 X field?

Answer 14

40X HPF and casts can be seen in 10X

Question 15

Epithelial cells found in the tubules of nephron. If there are many it is indicative of tubular necrosis.

Answer 15

Renal tubular epithelial cells (RTE)

Question 16

Found in the renal pelvis, ureters, urinary bladder

and 2/3 of the urethra

Answer 16

Transitional Epithelial cells

Question 17

Early pyelonephritis, renal stones, bladder infection and catheterization. Leads to increase in ?

Answer 17

Transitional Epithelial cells

Question 18

Increase in protein suggests that there will be an increase in ?

Answer 18

Urine sediments (CASTS)