Table 4 Criteria for interruption of the operation under LA

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Surgical complications: major bleeding, severe adhesions, large tumours, unexpected long operation time

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Severe hypoxaemia, pO₂ < 60mmHg

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Severe hypercapnia, pCO₂ > 80mmHg

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Haemodynamic instability

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Circumstances hindering the surgeon from preparation: persistent coughing, extensive diaphragmatic movements, insufficient collapse of the lung