Hemiarthroplasty performed under transversus abdominis plane block in a patient with severe cardiorespiratory disease.

This report describes the use of a transversus abdominis plane block as the main anaesthetic technique for the performance of a hemiarthroplasty in a patient with severe cardiac and respiratory dysfunction, for whom both general and spinal anaesthesia carried considerable risks. The block was performed in the triangle of Petit posterior to the mid-axillary line, using a landmark technique. A combination of lidocaine 1% (20 ml) and bupivacaine 0.