呼吸疾病學題庫下載題庫

Egan's Fundamentals of Respiratory Care 661

Each hemidiaphragm is supplied by its own phrenic nerve. Thenphrenic nerves emerge from the spinal cord at level C3-5 andndescend through the mediastinum along the great vessels of thenchest and pericardium. Damage to or interruption of either phrenic nerve leads to paralysis of the ipsilateral hemidiaphragm. Bilateral interruption is seen in high spinal cord injurynand causes complete diaphragmatic paralysis. Unilateral diaphragmatic paralysis can be seen in various disease processes.nReversible unilateral diaphragmatic paralysis is a rare complicat...

Egan's Fundamentals of Respiratory Care 661

Each hemidiaphragm is supplied by its own phrenic nerve. Thenphrenic nerves emerge from the spinal cord at level C3-5 andndescend through the mediastinum along the great vessels of thenchest and pericardium. Damage to or interruption of either phrenic nerve leads to paralysis of the ipsilateral hemidiaphragm. Bilateral interruption is seen in high spinal cord injurynand causes complete diaphragmatic paralysis. Unilateral diaphragmatic paralysis can be seen in various disease processes.nReversible unilateral diaphragmatic paralysis is a rare complication of acute pneumonia, but it can occur in 10% of patientsnwho undergo cardiac surgery with cardiopulmonary bypass,nusually secondary to cold cardioplegia or traction on the nervenduring surgery or ischemic nerve injury