Coronial
SAaged care

Coroner's Finding: D Angelo, Adelina

Deceased

Adelina D'Angelo

Demographics

88y, female

Date of death

2020-10-09

Finding date

2026-02-12

Cause of death

Acute on chronic renal failure due to dehydration on a background of Lewy body dementia, Parkinson's disease and congestive cardiac failure

AI-generated summary

An 88-year-old woman with Lewy body dementia, Parkinson's disease and congestive cardiac failure died from acute kidney injury precipitated by severe dehydration in aged care. June 2020 blood tests showed mild hypernatraemia (sodium 149 mmol/L), a biochemical marker of dehydration risk, but this was not recognised or acted upon by her GP. A three-day food and fluid chart in July 2020 showed inadequate intake (600-700 mL on two days) but was not quantified or escalated. Documentation system changes removed prompts for calculating daily fluid totals. A locum doctor's visit on 3 October found lethargy and poor intake but failed to consider dehydration, missed-diagnosed stroke based on asymmetric tone, and mistakenly believed the patient was not for active treatment, delaying hospital transfer by 18 hours. The coroner found dehydration preventable through: recognition of June blood test abnormalities with clear fluid intake instructions to nursing staff; proper quantification of the July food-fluid chart; and earlier consideration of dehydration by the locum doctor. Key lesson: dehydration in elderly cannot be detected by clinical signs alone—only by blood testing—yet this was misunderstood by multiple clinicians and aged care staff.

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

Contributing factors

  • Failure to recognise mild hypernatraemia in June 2020 blood tests as marker of dehydration risk
  • Failure to provide explicit instructions to nursing staff to monitor fluid intake following abnormal blood results
  • Inadequate quantification of fluid intake in three-day food and fluid chart in July 2020
  • Removal of fluid calculation prompts from care review documentation system
  • Cessation of daily fluid intake measurement after July 2020
  • Widespread misunderstanding that dehydration in elderly can be detected by clinical signs alone
  • Locum doctor's failure to consider dehydration despite lethargy and poor oral intake
  • Locum doctor's unsound differential diagnosis of stroke based on asymmetric tone
  • Locum doctor's failure to verify patient's documented advance care wishes
  • Locum doctor's failure to contact family regarding suspected serious condition
  • Delay in hospital transfer by 18 hours
  • Dementia affecting thirst sensation and ability to seek food and fluids independently
  • Use of diuretic medications increasing dehydration risk
  • Insufficient staffing and monitoring resources in aged care facility

Coroner's recommendations

  1. Forward a copy of the finding to the Commonwealth Minister for Health, Disability and Ageing with a request to consider the concerning prevalence of dehydration in older persons living within aged care facilities, particularly those with risk factors such as dementia, chronic renal disease and use of diuretic medications
  2. The Medical Research Future Fund should consider providing a grant opportunity to enable development of an evidence-based dehydration intervention pathway for older Australians living within aged care facilities
  3. Forward a copy of the finding to the Commonwealth Aged Care Quality and Safety Commissioner and the Commonwealth Inspector-General of Aged Care with a request to consider implementation of the recommendations directed toward them
  4. Amend the Strengthened Aged Care Quality Standards (potentially within standard 5.5.5) to require: measuring daily fluid intake of residents who are clinically dehydrated; measuring daily fluid intake of residents assessed as at risk of dehydration including all residents with dementia and those on diuretic medications; recognising inadequate fluid intake; responding to inadequate fluid intake
  5. Amend the poster 'Preventing Urinary Tract Infections - Recognise Dehydration' published by the Aged Care Quality and Safety Commission to reflect that caution must be exercised in identifying dehydration in older persons based on observable signs as it may only be reliably identified by blood test
  6. The Aged Care Quality and Safety Commissioner should provide educational resources to aged care providers regarding the prevalence of dehydration in older persons and the unreliability of traditional assessment methods in detecting dehydration
  7. The Nursing and Midwifery Board of Australia should ensure nurses working in aged care receive specialised training on maintaining hydration in older persons, including: recommended daily minimum fluid intake; unreliability of traditional assessment methods; medical conditions or treatments increasing dehydration risk; strategies to encourage adequate fluid intake
  8. The Royal Australasian College of General Practitioners should provide urgent further education to redress widespread use of unreliable assessment methods to detect dehydration in older persons by General Practitioners
  9. General Practitioners working within aged care should provide advice to aged care facilities regarding hydration needs of their patients, including recommended daily minimum fluid intake and steps to be taken in event of inadequate fluid intake
Full text

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