Prosthodontics is the dental specialty pertaining to the diagnosis, treatment planning, rehabilitation and maintenance of the oral function, comfort, appearance and health of patients with clinical conditions, involves procedures which deal with replacing missing teeth which have been lost due to extraction, trauma or disease because permanent teeth once lost is a loss forever. Replacement of a missing tooth is crucial to a proper chewing, aesthetics and to prevent erratic movement of adjacent and opposing teeth. Prosthodontics work closely to develop a comprehensive treatment plan and to help patients understand what improvements are possible for their restorative dental treatment.