“…In addition to the effective treatment of acute closed lock, it has also been suggested that TMJ arthrocentesis and lavage may further be useful for the management of osteoarthritis, early rheumatoid arthritis and acute intracapsular trauma with haemarthrosis of the TMJ [22]. Complications of TMJ arthrocentesis and lavage, include extravasation of fluid into surrounding tissue, facial nerve injury (0.7-0.6 %) [25][26][27], fifth nerve deficit (0.1-2.4 %) [25], otic injury (0.5-8.6 %) [25,26], preauricular haematoma, superficial temporal artery aneurysm, arteriovenous fistula, transarticular perforation, intracranial perforation, extradural haematoma, parapharyngeal swelling, and intra-articular problems [28].…”