553
Most cardiac surgical patients have had previous exposure to heparin for diagnostic or therapeutic interventions and hence have an increased susceptibility to developing heparin-induced thrombocytopenia (HIT) postoperatively.
 adverse event: developing 
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: adverse event, potential therapeutic event 
Text: {0} 
Answer:
 adverse event: developing 