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Subcutaneous Emphysema as a Result of Loss-of-resistance Identification of Epidural Space
  1. Jerome E. Thomas, S.R.N.A.,
  2. Sandy Schachner, M.D. and
  3. Alan Reynolds, M.D.
  1. From the School of Nurse Anesthesia, Milwaukee County Medical Complex, and the Department of Anesthesiology, The Medical College of Wisconsin, Milwaukee, Wisconsin


The use of an air-filled syringe to identify the epidural space via the loss-of-resistance technique is a convenient and usually benign procedure. We describe a patient in whom cervical subcutaneous emphysema developed as a result of air injected into the epidural space.

  • Epidural space
  • Loss-of-resistance technique
  • Subcutaneous emphysema

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