Table 1.
SEP, hemodynamic and respiratory variable recordings and the neuroprotection strategy during the operative steps.
|
Post anaesthesia induction |
Heart enucleation |
"Anestesiologist reaction" |
End surgery | |||||
| Right | Left | Right | Left | Right | Left | Right | Left | |
| N20/P25 latency (msec) | 22.67 | 23.83 | - | 25.54 ± 0.08 | 23.86 ± 0.13 | 25.52 ± 0.08 | 25.15 | 23.35 |
| N20/P25 amplitude (uV) | 1.922 ± 0.09 | 2.51 ± 0.13 | 0.02 | 1.83 ± 0.007 | 1.03 ± 0.3 | 2 ± 0.04 | 1.67 ± 0.03 | 1.68 ± 0.01 |
| CF (pulse/min) | 80 | 60 | 65 | 65 | ||||
| SAP (mmHg) | 135 | 130 | 173 | 146 | ||||
| MAP (mmHg) | 84 | 91 | 114 | 95 | ||||
| DAP (mmHg) | 58 | 70 | 76 | 67 | ||||
| CVP (mmHg) | 18 | 24 | 27 | 18 | ||||
| CI (l/min/m2) | 2.9 | 1.8 | 1.8 | 2.6 | ||||
| SVRI (dyn.sec.m2/cm5) | 1820 | 2977 | 3866 | 2369 | ||||
| PaCO2 (mmHg) | 38 | 39 | 40 | 40.5 | ||||
| SaO2 (mmHg) | 100 | 100 | 100 | 100 | ||||
| T (°C) | 36.2 | 35 | 34.8 | 35 | ||||
| neuro-protection | ||||||||
| Norephi (mcg/Kg/h) | - | - | 0.08 | - | ||||
| MAC (Et isoflurane) | 0.5 | 0.5 | 1 | 1 | ||||
| FiO2 (%) | 50 | 50 | 100 | 50 | ||||
| Hb (g/dl) | 10 | 10 | 12 | 12 | ||||
| Volume load (liter) | 0.5 HES.+ 0.5 blood | |||||||
N20/P25 = cortical SEP, CF = cardiac frequency, SAP = systolic arterial pressure, MAP = mean arterial pressure, DAP = diastolic arterial pressure, CVP = central venous pressure, CI = cardiac index, SVRI = systemic vascular resistence index, PaCO2 = arterial pressure of CO2, SaO2 = oxygen saturation, Norephi = norephinefrine, MAC = minimum alveolar concentration, FiO2 = inspiratory fraction of oxygen, Hb = haemoglobin, T = temperature, HES = Hydroxyethylstarch