3251
Characteristic of the entity is arterial occlusion by platelet - fibrin thrombi with distal ischemia occurring four to twenty days after the initiation of heparin therapy , preceded by profound thrombocytopenia with platelet counts in the range of 30 , 000 to 40 , 000 per cubic millimeter .
 Disease: arterial occlusion; Disease: thrombi; Disease: ischemia; Chemical: heparin; Disease: thrombocytopenia
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: arterial occlusion; Disease: thrombi; Disease: ischemia; Chemical: heparin; Disease: thrombocytopenia