Epidural anaesthesia can cause all of the following, EXCEPT:
During injection of local anesthetic into a dural tear will result in a high block, manifesting as unconsciousness, severe hypotension, and respiratory paralysis requiring (causing hypopnoea). Accidental dural puncture more often results in a severe headache. A common complication of epidural anesthesia is prolonged blockade of parasympathetic fibers that innervate the bladder with resultant urinary retention. Nausea & vomiting, total spinal analgesia, prolonged analgesia are other common complications. Ref: Dorian R.S. (2010). Chapter 47. Anesthesia of the Surgical Patient. In F.C. Brunicardi, D.K. Andersen, T.R. Billiar, D.L. Dunn, J.G. Hunter, J.B. Matthews, R.E. Pollock (Eds), Schwaz's Principles of Surgery, 9e.
Hypotension
Nausea
Bladder distension
Hyperpnoea