Publications by authors named "Theresa Northern"

Background: The pericapsular nerve group (PENG) block is a novel regional anaesthesia technique that has been proposed as an effective motor-sparing block for total hip arthroplasty. Recent randomised studies show conflicting results regarding the analgesic efficacy of the PENG block for total hip arthroplasty.

Methods: We conducted a randomised controlled observer-blinded single-centre superiority trial comparing the efficacy of the PENG block with no block for patients undergoing primary total hip arthroplasty under spinal anaesthesia.

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The management of pain in patients undergoing total knee arthroplasty (TKA) for chronic knee osteoarthritis (OA) has remained a challenge for the anesthesiologist regarding regional anesthesia as no single regional technique is adequate with regard to balancing effective analgesia with minimal muscle weakness. Severe postoperative pain following TKA has been shown to negatively impact patient outcomes and mortality. The genicular nerve block has recently been demonstrated to provide effective analgesia to the anterior and posterior knee capsule in recent studies.

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Orthopedic procedures involving the hip have remained challenging for regional anesthesia given the complex innervation, painful nature contributing to difficulty positioning, and a desire to maintain mobility to hasten postoperative recovery. The revision total hip arthroplasty (THA) poses a greater challenge for an effective regional analgesia due to complex surgical approach, scarring from previous surgery and limited patient mobility. The quadratus lumborum (QL) block has demonstrated to provide effective analgesia for primary hip surgery in recent studies.

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Article Synopsis
  • Postoperative nerve injuries can be tough to diagnose and manage, often leading to ongoing issues for patients due to unclear causes like positioning or nerve blocks.
  • In some cases, conditions like postoperative inflammatory neuropathy can mimic peripheral nerve injuries and require thorough investigation of underlying health factors.
  • A specific case of a patient with rheumatoid arthritis highlights the need for vigilance in diagnosis, as timely identification of the true cause could have allowed for corticosteroid treatment to potentially reverse nerve damage.
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The innervation of the hip joint is complex and it is challenging to provide effective analgesia after hip surgery utilizing any single regional anesthesia technique. The pericapsular nerve group (PENG) block is an interfascial plane block aiming to block articular branches supplied by femoral, obturator, and accessory obturator nerves. In this case series, we compare the efficacy of the PENG block to provide analgesia in primary and revision total hip arthroplasty (THA).

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Background: Demographics are changing on a global scale. In the United States, an aging population continues to work, either by preference or because of insufficient resources to retire. Of even greater importance, a younger generation, referred to as the Millennial Generation, will soon predominate in the workforce and even now accounts for nearly 100% of resident physicians.

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