Oral cancer diagnosis may include some of the following tests: Physical exams, Biopsy, Endoscopy, Ultrasound, Position emission tomography (PET or PET-CT scan), Magnetic resonance imaging (MRI), Computed tomography (CT or CAT) scan, X-ray, HPV testing, Oral brush biopsy, Barium swallow. If you are concerned about having oral cancer, contact our team at Preston Dental (613) 729-3388 to receive a consultation.