SUBJECT What is the corresponding value of RBC and WBC vs. microscopic examination?
DATE 2010.04.28 HIT 10139 FILE

According to CLSI guideline, following relation would be resulted on the assumption of that chemical, physical false negative or false positive results do not present.

(Count/High-Power-Field) ×4 = Count/§¡

 

  1) RBC                                                                              

Count/

High-Power-Field

Count/§¡

URiSCAN Strip Result

Plus system (semi-quantitative result)

 Neg

Neg

Neg

1

4

+-    (5 RBC/§¡)

2 ~ 3

8~12

+    (10 RBC/§¡)

10 ~ 13

40~52

++   (50 RBC/§¡)

> 60

> 240

+++  (250 RBC/§¡)

 

2) WBC

Count/

High-Power-Field

Count/§¡

URiSCAN Strip Result

Plus system (semi-quantitative result)

Neg

Neg

Neg

2 ~ 3

8~12

+-    (10 RBC/§¡)

5 ~ 7

20~28

+    (25 RBC/§¡)

18 ~ 20

72~80

++   (75 RBC/§¡)

> 120

> 480

+++  (500 RBC/§¡)

 

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