In patient positioning, what measures help prevent nerve injury during long operative cases?

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Multiple Choice

In patient positioning, what measures help prevent nerve injury during long operative cases?

Preventing nerve injury during long procedures centers on minimizing nerve stretch, pressure, and ischemia by good positioning practices. Using proper padding protects nerves that lie close to bony prominences and distributes pressure so no single point bears excessive load. Keeping joints in a neutral or physiologic alignment avoids placing nerves under unnecessary tension; avoiding excessive flexion or extension and traction helps prevent elongation or compression of neural structures. Securing the limbs prevents inadvertent movement that could lead to new traction or shifting into a position that worsens nerve compromise. Checking the patient’s position periodically during lengthy cases catches any gradual shifts, edema, or equipment-induced pressure changes before they cause injury. Why those other approaches aren’t protective: ignoring limb security can allow movement that creates new traction or compression on nerves; waiting to check position only at the start means shifts during the case go unnoticed and can lead to delayed injury; placing the patient in maximal extension increases nerve tension and the risk of stretch injuries, rather than reducing it.

Preventing nerve injury during long procedures centers on minimizing nerve stretch, pressure, and ischemia by good positioning practices. Using proper padding protects nerves that lie close to bony prominences and distributes pressure so no single point bears excessive load. Keeping joints in a neutral or physiologic alignment avoids placing nerves under unnecessary tension; avoiding excessive flexion or extension and traction helps prevent elongation or compression of neural structures. Securing the limbs prevents inadvertent movement that could lead to new traction or shifting into a position that worsens nerve compromise. Checking the patient’s position periodically during lengthy cases catches any gradual shifts, edema, or equipment-induced pressure changes before they cause injury.

Why those other approaches aren’t protective: ignoring limb security can allow movement that creates new traction or compression on nerves; waiting to check position only at the start means shifts during the case go unnoticed and can lead to delayed injury; placing the patient in maximal extension increases nerve tension and the risk of stretch injuries, rather than reducing it.

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