CBCT Imaging Service Cone-beam computed tomography (CBCT) scans generate multiple projections that are immediately processed into 3-D images.Contact: 734-764-2700 Learn more about CBCT Imaging Service Oral & Maxillofacial Pathology Biopsy Service Board-certified faculty members with extensive training in the clinical, radiographic, and histologic interpretation of lesions occurring in the head and neck area including the oral cavity and the jaw bones.Contact: (800) 358-1011 Learn more about Pathology Biopsy Service External Referrals to U-M Dentistry Providers not affiliated with the U-M School of Dentistry may submit referrals using one of the provided forms. Learn more about External Referral