"Compared with infectious rhombencephalitis, paraneoplastic syndromes are of slower onset, poorer outcome, and are usually associated with a normal MRI findings. Clinical features and an inflammatory CSF with antineuronal antibodies confirms the diagnosis. It has been associated with anti-Yo, anti-Tr, anti-Hu, anti-Ri, anti-Ma, anti-amphiphysin, anti-KLHL11, etc. ref."