View the following images and select the correct diagnosis from the list of differentials given below.

Gyne Case 06 -- Clear as mud

        From the Cytopathology files of the BC Cancer Agency
         Submitted by: Gwen Ross, BSc and Tom Thomson, MD
        with assistance fromBrenda Smith, BSc.

Pap smear from an 81 year old woman with a two month history of suprapubic pain and a history of invasive cervical squamous cell carcinoma treated with radiation.

Select the correct diagnosis:

A) Endometrial adenocarcinoma with squamous differentiation

B) Squamous cell carcinoma

C) Clear cell carcinoma of the endometrium

D) Reactive cellular changes associated with radiation