2148
It is characterized by encephalopathy , headaches , seizures , or neurological deficits .
 encephalopathy, headaches, seizures, neurological deficits
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 encephalopathy, headaches, seizures, neurological deficits