3252
The clinically apparent occlusion may be preceded by gastrointestinal and musculoskeletal symptoms that appear to be ischemic in origin , and might serve to warn the clinician of these complications .
 Disease: gastrointestinal and musculoskeletal symptoms; Disease: ischemic
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: gastrointestinal and musculoskeletal symptoms; Disease: ischemic