Endodontics is the dental specialty concerned with the study and treatment of the dental pulp. Endodontists perform a variety of procedures including endodontic therapy (commonly known as "root canal therapy"), endodontic retreatment, surgery, treating cracked teeth, and treating dental trauma. Root canal therapy is one of the most common procedures.
Orthodontia is the specialty of dentistry that is concerned with the treatment of improper bites and crooked teeth. Orthodontic treatment can help fix the patient's teeth and set them in the right place. Orthodontists usually use braces and clear aligners to set the patient's teeth.
Prosthodontics, also known as dental prosthetics or prosthetic dentistry, is the area of dentistry that focuses on dental prostheses. The ADA defines it as "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 associated with missing or deficient teeth and/or oral and maxillofacial tissues using biocompatible substitutes
Oral surgery is any procedure that involves cutting into or removing tissue from your mouth. It includes procedures like removing a tooth, gum surgery, and getting dental implants. Oral surgery also includes getting rid of diseased tissue from the mouth, correcting jaw problems, or repairing a cleft lip or palate.
Pediatric dentistry (formerly pedodontics in American English or paedodontics in Commonwealth English) is the branch of dentistry dealing with children from birth through adolescence. The specialty of pediatric dentistry is recognized by the American Dental Association, Royal College of Dentists of Canada, and Royal Australasian College of Dental Surgeons.