Anti-NMDA Receptor Encephalitis is an under-recognised progressive neurological disorder caused by antibodies against NR1-NR2 NMDA receptors; 60% of patients with anti-NMDA receptor encephalitis have the presence of a tumour (most commonly teratoma)
Encephalitis an acute encephalopathy due to an inflammatory cause
Underlying causes are numerous and may be infectious or non-infectious, many of which lack effective therapies