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Wake-Up Stroke: Current Understanding.

Jenny P Tsai1, Gregory W Albers

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PubMed
Summary
This summary is machine-generated.

Wake-up strokes, often excluded from treatment, are similar to awake-onset strokes. Advanced imaging may expand treatment options for these acute ischemic stroke patients.

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Area of Science:

  • Neurology
  • Emergency Medicine
  • Radiology

Background:

  • Wake-up strokes represent a significant portion (approximately 20%) of acute ischemic stroke cases.
  • These patients are frequently excluded from time-sensitive acute stroke treatments.
  • Understanding the characteristics of wake-up strokes is crucial for improving patient outcomes.

Purpose of the Study:

  • To review the current understanding of wake-up strokes.
  • To compare wake-up strokes with awake-onset strokes.
  • To explore the potential of advanced imaging in extending treatment eligibility.

Main Methods:

  • Literature review on wake-up stroke characteristics.
  • Comparative analysis of wake-up and awake-onset stroke presentations.
  • Evaluation of advanced CT and MRI techniques in stroke diagnosis.

Main Results:

  • Wake-up strokes and awake-onset strokes exhibit physiological, clinical, and radiological similarities.
  • Current treatment paradigms often exclude patients with unknown stroke onset times.
  • Advanced imaging modalities show promise in characterizing these strokes.

Conclusions:

  • Wake-up strokes are fundamentally similar to strokes with a known onset.
  • Advanced CT and MRI techniques can aid in the assessment of wake-up strokes.
  • Expanding treatment eligibility for wake-up stroke patients is a critical area for future research.