Included (but not limited to) are complications resulting from the use
of dental instruments, drugs, sedation, medicines, analgesics (pain killers),
anesthetics, and injections. These complications include: swelling, sensitivity,
bleeding, pain, infection, numbness and tingling sensation in the lip,
tongue, chin, gums, cheeks and teeth, which is transient but on rare occasions
may be permanent, reaction to injections, changes in occlusion (bite),
jaw muscle cramps and spasms, temporomandibular joint (TMJ) difficulty
or injury to the jaw and supporting structures. Pre-existing problems with
TMJ jaw joint maybe aggravated or worsened as a result of treatment, loosening
of teeth, referred pain to the ear, neck and head, nausea, vomiting, allergic
reactions, delayed healing, sinus perforations and treatment failure. Certain
medical conditions such as diabetes, autoimmune or connective tissue disorders
may cause non-healing or continuation of symptoms after root canal therapy.