This document discusses various radiological views of the head and neck region. It describes skull AP and PA views, a Towne view, Caldwell view, occipitomental view, and orbital blowout fracture with teardrop sign. It also mentions zygomatic arch fracture and an acanthio-parietal view. The document notes that a modified Water's view can be used to assess for facial fractures and acute sinusitis in trauma cases. Dr. Sundip Charmode from the Department of Anatomy at AIIMS Rajkot provides this information on radiology of the head and neck region.