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Related Experiment Videos

[Stroke: when the diagnosis is wrong].

Ole Morten Rønning1, Bente Thommessen

  • 1Nevrologisk avdeling, Akershus universitetssykehus, 1474 Nordbyhagen. ole.morten.ronning@ahus.no

Tidsskrift for Den Norske Laegeforening : Tidsskrift for Praktisk Medicin, Ny Raekke
|June 25, 2005
PubMed
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Misdiagnosis of stroke is common, with 25% of patients admitted to a stroke unit actually having non-stroke conditions. Early neurologist evaluation is crucial for accurate stroke diagnosis and management.

Area of Science:

  • Neurology
  • Emergency Medicine
  • Clinical Diagnostics

Context:

  • Limited public and professional awareness of stroke symptoms contributes to misdiagnosis.
  • Non-cerebrovascular conditions frequently mimic acute stroke presentations.
  • This study investigated misdiagnosed stroke cases referred to a specialized neurological acute stroke unit.

Purpose:

  • To determine the frequency and characteristics of non-stroke conditions presenting as stroke.
  • To identify common alternative diagnoses in patients suspected of stroke.
  • To emphasize the importance of early neurological assessment in suspected stroke cases.

Summary:

  • An observational study evaluated 354 patients admitted to a stroke unit. 25% (88 patients) were diagnosed with non-stroke conditions.

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  • Common non-stroke presentations included falls, sensory impairment, vertigo, loss of consciousness, and confusion.
  • Alternative diagnoses comprised migraine, infections, postural vertigo, previous stroke sequelae, and other neurological disorders like epilepsy and demyelinating diseases.

    • Impact:

    • Highlights the significant rate of stroke misdiagnosis, particularly by non-neurologists.
    • Underscores the need for prompt evaluation by neurologists in acute stroke settings.
    • Suggests improved diagnostic pathways are needed to differentiate true strokes from other neurological conditions.