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

Exercise 4

A medical laboratory science student dilutes a synovial fluid sample before performing a WBC count. The fluid forms a clot.

a. Why did the clot form?

b. How can the student perform a correct dilution of the fluid?

c. After the correct dilution is made, the WBC count is 100,000/L. State two arthritis classifications that could be considered.

d. State two additional tests that could be run to determine the classification.

Step 1 of 4

a.

Clot formation:

Dilution of specimen with traditional WBC (White Blood Cell) diluting fluid should be avoided, because it comprises acetic acid, which causes the formation of mucin clots.