haemothorax secondary to dissecting thoracic aorta
AI-generated summary
Mrs Petzierides, a 74-year-old woman, presented to the emergency department with sudden-onset, severe left scapular pain radiating to the jaw, occurring shortly after midnight. She was assessed by an emergency medicine registrar with 10 weeks' experience (Dr S.), who worked through a myocardial infarction pathway and discharged her with musculoskeletal pain diagnosis after normal troponins. She was found collapsed at home 12 hours later with ruptured thoracic aortic dissection and haemothorax—a fully preventable death. The critical failure was not considering aortic dissection despite high-risk presentation features: sudden, severe onset pain with characteristics atypical of musculoskeletal pain. Investigation limitations (normal chest x-ray, normal blood pressure) were misused to exclude the diagnosis. The case reveals systemic issues including poor communication of paramedic concerns, reliance on cardiac-focused pathways without adequate re-evaluation, and insufficient consideration of rare but lethal differentials in chest pain assessment.
AI-generated summary and tagging — may contain inaccuracies; refer to original finding for legal purposes. Report an inaccuracy.
failure to diagnose acute aortic dissection in emergency department
incomplete history taking regarding pain characteristics
incomplete physical examination (no blood pressure differential assessment, no assessment for pulse deficits)
misinterpretation of investigation findings (normal chest x-ray used to rule out dissection)
misuse of normal blood pressure to exclude aortic dissection
reliance on cardiac chest pain pathway without re-evaluation at pathway end
failure to consider aortic dissection despite high-risk presentation features
lack of communication of paramedic suspicions of aortic dissection to hospital staff
discharge diagnosis of musculoskeletal pain for sudden-onset 10/10 pain
inadequate handover of information between ambulance crews
Coroner's recommendations
Australasian College for Emergency Medicine should highlight in training curricula the importance of considering aortic dissection diagnosis for patients presenting with chest pain, particularly nuanced presentations. Practice of re-visiting diagnosis at end of chest pain pathway and/or review by senior clinician before discharge should be implemented.
Minister for Health and Department of Health should consider funding research aimed at developing and evaluating a structured clinical tool for risk stratification of patients presenting with chest pain and suspected aortic dissection.
Ambulance Victoria should investigate feasibility of providing receiving hospitals with all VACIS Patient Care Reports from all crews involved in patient episode of care, so that first responders' clinical impressions are available to inform hospital clinical management.
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