4738
CONCLUSION : Ureteric obstruction caused by precipitated indinavir crystals may be difficult to diagnose with unenhanced CT .
 Disease: Ureteric obstruction; Chemical: indinavir
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:
 Disease: Ureteric obstruction; Chemical: indinavir