Etiologies of potentially reversible acute encephalopathy syndromes
| Etiologies |
|---|
| Vascular (RCVS, TGA, TMA/DIC) |
| Infection (encephalitis, meningitis) |
| Toxic (PRES, ATL, CO, ARE), medication-induced (RSL, REACT, serotonin) |
| Autoimmune encephalitis |
| Metabolic (ODS, uremic encephalopathy, AHE) |
| Idiopathic/inflammatory (SMART syndrome) |
| Neoplasm (leptomeningeal carcinomatosis) |
| Seizure |
Note:—TGA indicates transient global amnesia; DIC, disseminated intravascular coagulation; ARE, alcohol-related encephalopathy.