Opportunity of surgery
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Scheduled for cardiac surgery with CPB
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Emergency cardiac surgery with CPB
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Type of surgery
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Multiple valves replacement
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The first time single valve replacement
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Bentall
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Reoperation (at least 1 item above 3 items must be met)
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Characteristics of patient
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Age >70 years
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BSA <1.6 m2
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Cr >15 mg/L
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Liver Child–Pugh B or C
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R (TEG) >10 min;
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HB <13 g/dL (male) or 12 g/dL (female)
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PLT <50 × 109/L
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Drug withdrawal <3 days (Aspirin) or 7 days (Clopidogrel) (at least 2 items above 8 items must be met)
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