2164
Proteinase 3 - antineutrophil cytoplasmic antibody ( PR3 - ANCA ) titer was elevated at 183 ELISA units ( EU ) in sera ( normal range less than 10 EU ) , myeloperoxidase - ANCA was negative .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None