<unk>  is inflammation of dental<unk> sue. The pulp contains the blood vessels, the nerves, and connective tissue inside a tooth and provides the tooth’s blood and nutrients.<unk>  is mainly caused by bacterial infection which itself is a secondary development of caries (tooth decay). It manifests itself in the form of a toothache.
Pulpitis
Bronchitis
Tonsillitis
Hydrothorax
Croup
Phlegmon
Laryngitis
Mediastinitis