Anesthesiology Research and Practice / 2011 / Article / Tab 1

Research Article

Histological Consequences of Needle-Nerve Contact following Nerve Stimulation in a Pig Model

Table 1

Nerve injury score. Slight nerve damage is represented by the score grades 1 and 2. A severe nerve injury with structural damage is described with score grades 3 and 4. For detailed description with histological examples, please refer to Steinfeldt and coworkers [6].

Score valueDefinition

0No signs of neural injury or inflammation
1Areas with slight accumulation of inflammatory cells
2Areas with distinctive signs of inflammation
3Areas with distinctive signs of inflammation plus haematoma
4Areas with distinctive signs of inflammation plus myelin damage

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