Table 2. Graus and Saiz Diagnostic Criteria for Limbic Encephalitis.

-Sub-acute onset (few days to 12 weeks) of short-term memory loss, seizures, confusion and psychiatric symptoms and
-Evidence of limbic system involvement (Radiologic or Neuropathologic) and
-Time period between onset of neurological symptoms and cancer diagnosis < 5 years or development of limbic dysfunction symptomatology in association with a well-defined paraneoplastic antibody (amphiphysin, CV2, Hu, Ma2, Ri) and
-Exclusion of other etiologies explaining above symptoms