Patients placed in the sitting position for a surgical procedure may become hypotensive, especially if hypovolemic.

作为手术的病人容易发生低血压，特别是容量不足时。

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The sitting position is motionless, passive, and inactive.

坐着的姿势是静止的、被动的，不活跃的。

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The sitting position is most often used for neurosurgical procedures, especially in the posterior fossa.

坐位手术通常用于神经外科手术，特别是颅后窝手术。

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The sitting position is most often used for neurosurgical procedures, especially in the posterior fossa.

坐位手术通常用于神经外科手术，特别是颅后窝手术。

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