Clinical, Neuroimmunologic, and CSF Investigations in First Episode Psychosis.
Mar GuaspEloi Giné-ServénEstibaliz MaudesMireia Rosa-JusticiaEugenia Martínez-HernándezEster Boix-QuintanaMiquel BioqueVirginia CasadoYasmina Módena-OuarziNicolau GuanyabensDesiree MurianaGisela SugranyesIsabella PacchiarottiEva Davi-LoscosCristina Torres-RivasJose RíosLidia SabaterAlbert SaizFrancesc GrausJosefina Castro-FornielesEduard ParelladaJosep O DalmauPublished in: Neurology (2021)
NMDAR antibodies were not found in patients with FEP unless they had anti-NMDAR encephalitis. Warning signs and criteria for AP have limited utility when neurologic symptoms are absent or paraclinical tests are normal. A diagnostic algorithm for autoimmune FEP is provided.