90644
Some studies found that , like other NMDA receptor antagonists , PCP can cause a kind of brain damage called Olney 's lesions in rats .
 brain damage, Olney 's lesions
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 brain damage, Olney 's lesions