Hologic ThinPrep Operator's Manual page 129

4
O
PERATION
Figure 4-14 Stage in Position for Specimen Adequacy Check
The system does not determine specimen adequacy; use your standard lab protocol. To estimate the cel-
lularity of the preparation in scantly cellular specimens, a specimen adequacy check can be performed.
In accordance with Bethesda criteria
cell spot that includes the center. Dependent upon the microscope objective used, use the chart below
and count the average number of cells in each field.
Use the stage control knobs to traverse the cell spot.
PREP DIAM
(mm)
20
Once Auto Locate is complete, the operator may press the Continue button to proceed to:
• Auto Scan if any marks were made or further review is desired
• review electronic marks
• complete the review if no marks were made and no further review is desired (see page 4.18)
• press the Cancel button to cancel the review (No slide review data will be written to the data-
base.)
1. Nayar R, Wilbur DC. (eds). The Bethesda System for Reporting Cervical Cytology: Definitions, Criteria, and
Explanatory Notes. 3rd ed. Cham, Switzerland: Springer: 2015
4.14
®
ThinPrep Integrated Imager Operator's Manual
1
, a minimum of 10 fields should be counted along a diameter of the
FN 22 Eyepiece/
10X Objective
Total
AREA
Number of
2
(mm )
Fields
314.2 82.6
Number of Total
Cells per Field Number of
for 5,000 Total Fields
60.5 1322
FN 22 Eyepiece/
40X Objective
Number of
Cells per Field
for 5,000 Total
3.8