Coronial
NSWhospital

Inquest into the death of Anthony Barrett

Deceased

Anthony Barrett

Demographics

54y, male

Coroner

Decision ofDeputy State Coroner Lee

Date of death

2018-09-30

Finding date

2022-03-25

Cause of death

Bowel ischaemia resulting from acute thrombosis of superior mesenteric artery and coeliac artery stents leading to occlusion of both stents

AI-generated summary

Anthony Barrett died from bowel ischaemia caused by acute thrombosis of his superior mesenteric artery and coeliac artery stents post-operatively. He had undergone left total knee replacement surgery at Fairfield Hospital on 28 September 2018. A vascular surgeon consultation had been explicitly requested by his orthopaedic surgeon but was not identified and actioned by any of the clinical staff involved in his pre-operative assessment, despite multiple opportunities to do so. The consultation request was documented on his admission form but was located in an unexpected position that clinicians did not routinely check. Had the vascular consultation occurred, imaging of his stents would have been performed, and appropriate consideration would have been given to his antiplatelet therapy and use of tranexamic acid. A vascular surgeon would likely have advised continuing clopidogrel and potentially avoiding tranexamic acid, or reconsidered the surgical approach. The coroner found that appropriate pre-operative management would have likely prevented stent occlusion and death.

AI-generated summary and tagging — may contain inaccuracies; refer to original finding for legal purposes. Report an inaccuracy.

Specialties

orthopaedic surgeryvascular surgeryanaesthesiaemergency medicinegeneral surgeryradiology

Error types

communicationdiagnosticsystemdelay

Drugs involved

clopidogreldiltiazemtranexamic acidondansetron

Clinical conditions

mesenteric ischaemiabowel ischaemiaacute thrombosis of arterial stentssuperior mesenteric artery occlusioncoeliac artery occlusion

Procedures

total knee replacement surgerymesenteric artery stent insertionCT scan of abdomen and pelvisdiagnostic laparoscopyinterventional angiography with thrombolysis catheterlaparotomyhemicolectomysmall bowel resection

Contributing factors

  • Failure to arrange pre-operative vascular surgeon consultation despite explicit request by orthopaedic surgeon
  • Missed opportunities to identify vascular consultation request on admission form across multiple clinical encounters
  • Decision to cease clopidogrel (antiplatelet therapy) without vascular specialist input
  • Use of tranexamic acid in patient with mesenteric stents at high thrombosis risk
  • Lack of familiarity with covered mesenteric stents among non-vascular specialists
  • Absence of vascular service at Fairfield Hospital requiring external referral
  • Administrative and communication failure in pre-operative clearance process
  • Inadequate escalation and consultant review of severe post-operative abdominal pain

Coroner's recommendations

  1. Although the coroner determined no formal recommendations were necessary under section 82 of the Act given the substantial systemic improvements already implemented, the South Western Sydney Local Health District had already instituted significant changes including: requiring surgeons to explicitly inform patients that surgery will not proceed without required consultations; flagging specialist clearances on the front of admission forms; automatic referral to cardiology for patients with cardiac history or stents; providing patients with letters specifying required consultations; converting patients to not-ready status until clearances obtained; reminding patients at 3 and 6 months and removing from waiting lists if clearances not obtained; requiring anaesthetist sign-off on medical clearances before surgery scheduling; and documenting these requirements in formal memorandums (30 September 2021 and 7 October 2021)
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