Coronial
VIChospital

Finding into death of Michelle Louise Rosevear

Deceased

MICHELLE LOUISE ROSEVEAR

Demographics

41y, female

Coroner

Coroner Phillip Byrne

Date of death

2015-06-07

Finding date

2017-07-13

Cause of death

Left middle cerebral artery territory ischaemic stroke

AI-generated summary

A 41-year-old registered nurse presented to the Emergency Department with altered consciousness on 28 May 2015. She was initially assessed as having a possible medication overdose rather than acute stroke, despite later learning she had reported weakness on her right side and suspected stroke that morning. A CT brain was not ordered initially; it was performed 8+ hours after presentation (8:21 pm), confirming a large left middle cerebral artery territory infarction. Emergency physician expert opinion concluded that medical management was sub-optimal because necessary investigations to confirm overdose or exclude stroke were not sufficiently thorough. However, even if stroke had been identified earlier, a neurologist's unchallenged opinion confirmed the patient was ineligible for thrombolysis due to uncertain time of symptom onset and extensive infarction on CT. The coroner found the failure to obtain timely CT was a regrettable deficiency but not a causal factor in death, since thrombolysis was contraindicated regardless. Peninsula Health conceded a CT should have been ordered earlier given diagnostic uncertainty.

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

Specialties

emergency medicineneurologyradiologyintensive care

Error types

diagnosticdelay

Drugs involved

quetiapineescitalopramtropicamide

Clinical conditions

ischaemic strokealtered consciousnessmiddle cerebral artery infarctionmedication overdose

Procedures

CT scan of braincraniectomyintubation

Contributing factors

  • Failure to obtain timely CT scan of brain despite altered conscious state of unknown cause
  • Incomplete initial neurological assessment
  • Inadequate differential diagnosis investigation
  • Lack of collateral history at time of initial assessment
  • Misattribution of altered conscious state to medication overdose

Coroner's recommendations

  1. In the event that an adequate collateral history cannot be obtained, where a clear cause for the altered conscious state cannot be determined, and stroke cannot be excluded, then consideration should be given for an urgent CT scan to be conducted by Peninsula Health medical clinicians
Full text

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