7723
PURPOSE : To determine the cause of spontaneous choroidal hemorrhage in a 67-year - old man after a myocardial infarction and administration of tissue plasminogen activator .
 spontaneous choroidal hemorrhage, tissue plasminogen activator
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 spontaneous choroidal hemorrhage, tissue plasminogen activator