Table 1.
Cardioplegia composition.
| Components | Group 1 | Group 2 |
|---|---|---|
| Base solution | 200 ml Ringer lactate | 200 ml normal saline |
| Sodium | 140 | 142 |
| Potassium | 13 mEq | 16 mEq |
| Sodium bicarbonate | 24 mEq | 24 mEq |
| Magnesium | 24 mEq | 16 mEq |
| Calcium | 1 mmol/l | 1.7 mmol/l |
| Osmolality | 320 mOsm/l | 310 mOsm/l |
| Steroid | Dexamethasone 16 mg | - |
| Lignocaine/procaine | 130 mg 2% lignocaine | 13.64 mg 1% procaine |
| 20% mannitol | 16 ml mannitol | - |
| Blood | 800 ml of cold blood | 800 ml of cold blood |
| Final composition | 4 part blood:1 part cardioplegia | 4 part blood:1 part cardioplegia |