Open Access
Table 1
del Nido (DN) cardioplegia solution’s components and the modified formula.
| Modified DN | Standard DN solution | |
|---|---|---|
| Carrier | Ringer’s Lactated solution (Sodium 130 mEq/liter; Potassium 4 mEq/liter; Calcium 3 mEq/liter; Chloride 110 mEq/liter; Lactate (CH3CH(OH)COO−) 28 mEq/liter) | Plasma-Lyte A (sodium 140 mmol/L, potassium 5 mmol/L, magnesium 1.5 mmol/L, chloride 98 mmol/L, acetate 27 mmol/L, gluconate 23 mmol/L), 1000 mL |
| KCl | 26 mEq | 26 mEq |
| NaHCO3 | 13 mEq | 13 mEq |
| Mannitol | 3.26 g | 3.26 g |
| Lidocaine | 130 mg | 130 mg |
| Final volume | 1100 mL | 1100 mL |
| Blood: carrier ratio | 1:4 | 1:4 |
| pH | 6.2 (6.0–7.5) | 7.4 (6.5–8.0) |
| Dosage and administration | Initial arrest by a dose of 20 mL∙kg−1 and subsequent 10 mL∙kg−1 re-dosing after 90 min | Initial arrest by a dose of 20 mL∙kg−1 and subsequent 10 mL∙kg−1 re-dosing after 90 min |
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