Defining the problem -- The neural anatomy of orofacial pain -- The neurophysiology of orofacial pain -- The processing of pain at the brainstem level -- The processing of pain at the supraspinal level -- The various presentations of pain -- Category classification of orofacial pains -- Principles of pain diagnosis -- General considerations in managing orofacial pains -- Cutaneous and mucogingival pains -- Pains of dental origin -- Pains of muscular origin -- Temporomandibular joint pains -- Other musculoskeletal pains -- Visceral pains -- Vascular and neurovascular pains -- Neuropathic pains -- Psychologic factors and orofacial pain: axis II.