Urinalysis and Body Fluids 6th Edition by Majorie DiLorenzo, Susan Strasinger

Exercise 16

A construction worker is pinned under collapsed scaffolding for several hours prior to being taken to the emergency room. His abdomen and upper legs are severely bruised, but no fractures are detected. A specimen for urinalysis obtained by catheterization has the following results:

COLOR: Red-brown KETONES: Negative

CLARITY: Clear BLOOD: 4+

SP. GRAVITY: 1.017 BILIRUBIN: Negative

pH: 6.5 UROBILINOGEN: 0.4 EU

PROTEIN: Trace NITRITE: Negative

GLUCOSE: Negative LEUKOCYTES: Negative

a. Would hematuria be suspected in this specimen? Why or why not?

b. What is the most probable cause of the positive blood reaction?

c. What is the source of the substance causing the positive blood reaction and the name of the condition?

d. Would this patient be monitored for changes in renal function? Why or why not?

Step 1 of 4

a.

, in this specimen hematuria is not suspected.

Reason:

• Hematuria is the existence of Red Blood Cells in urine.

• In hematuria condition, red and cloudy appearance is seen in urine