You can edit cervical screening via,

A patient's record, by selecting the Cervical Screening tab and then double-clicking on an individual screen result.

The MedicalDirector Clinical front screen, as explained following.

From the Clinical front screen, select Clinical > Cervical Screening Results > Add Result.

You will be prompted to select a specific patient.

On selecting a patient, the Cervical Screening Result window appears.

Either,

Select the cervical screening result to edit and click Edit  or

Double-click the result.

The Edit Cervical Screening Result window appears.

Edit the relevant details and click Save to confirm.