Coronial
VIChospital

Finding into death of Deborah Margaret Ricklefs

Deceased

Deborah Margaret Ricklefs

Demographics

29y, female

Coroner

Coroner Audrey Jamieson

Date of death

2007-02-06

Finding date

2010-03-15

Cause of death

Invasive aspergillosis

AI-generated summary

A 29-year-old registered nurse with systemic lupus erythematosus (SLE) died from invasive aspergillosis. Dr G. prescribed lamotrigine 100 mg daily (double the recommended initial dose of 50 mg) on first consultation without proper review of prescribing guidelines or assessment of concomitant medication (epilem). The excessive dose triggered hypersensitivity syndrome, requiring steroid treatment that caused immunosuppression. Steroid-induced immunosuppression increased susceptibility to aspergillosis, though multiple intervening factors prevented establishing a definitive causal link between lamotrigine prescribing and death. Key clinical lessons: always verify dosing guidelines before prescribing unfamiliar medications, especially in complex patients; confirm concurrent medications despite patient reporting; maintain contemporaneous documentation; and recognise steroid immunosuppression risks in vulnerable patients.

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

Specialties

addiction medicinegeneral practiceinfectious diseasesintensive carerheumatologypathology

Error types

medicationdiagnostic

Drugs involved

lamotrigineepilemoxynormgabapentingabapentintramadolsteroidsdiazepamoxycodone

Clinical conditions

invasive aspergillosissystemic lupus erythematosushypersensitivity syndromeacute respiratory distress syndromemulti-organ failureacute renal failuresepsisimmunosuppression

Procedures

intubationdialysischest X-rayultrasoundcerebral angiogramautopsy

Contributing factors

  • Excessive lamotrigine dosing (100 mg daily versus recommended 50 mg initial dose)
  • Failure to adequately review prescribing guidelines before prescribing unfamiliar medication
  • Insufficient verification of concomitant medications (epilem/valporate) despite referral letter documentation
  • Lack of contemporaneous clinical notes by prescribing doctor
  • Lamotrigine-induced hypersensitivity syndrome requiring steroid treatment
  • Steroid-induced immunosuppression increasing susceptibility to fungal infection
  • Complex medical history including systemic lupus erythematosus with prior steroid and chemotherapy use
  • Patient's compromised immune system

Coroner's recommendations

  1. That the Medical Practitioners Board of Victoria considers the circumstances surrounding Deborah's death but specifically the prescribing methods of Dr G. and take whatever action it deems appropriate
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