[Parameter] Character [Reversible pulpitis[8]:36] Sharp, shooting Dull, continuous pain. Can also be sharp [Pulp necrosis[8]:37] No pain [Apical periodontitis[8]:37–38] Dull, continuous throbbing pain [Periodontal abscess] Dull, continuous throbbing pain [Pericoronitis] Sharp, with continuous dull [Myofascial pain] Dull, aching [Maxillary sinusitis] Dull, aching, occasional thermal sensitivity in back top teeth [Dentin hypersensitivity[8]:36] 
Sharp, quickly reversible