Concomitant septic and crystal arthropathy: a single-centre 10-year retrospective observational study in New Zealand.

Aim: To quantify and characterise patients with coexistent septic arthritis (SA) and crystal arthritis (CA) (SACA) in an emergency department (ED) setting.

Methods: A single-centre, retrospective, 10-year observational study was conducted at a major referral centre. Patients with a positive joint aspirate for CA or SA carried out in ED, were included.