Which of the following projection is contraindicated in patients with cervical spondylitis?: (A) Submentovertex view, (B) PA view, (C) Reverse towne's projection, (D) Waters view
Answer is A. Patient's head and neck should be extended backward such that the vertex of the skull is on the centre of the cassette. (So, this projection is contraindicated in patients with cervical spondylitis).