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Intracranial hypertension is a sustained elevation of intracranial pressure (ICP) above 22 mm Hg. In supine adults, normal ICP is ~7–15 mm Hg.The rigid, nonexpandable cranium contains three components—brain tissue, blood, and cerebrospinal fluid (CSF)—that total ~1,700 mL in a typical adult: 1,400 mL brain (~80%), 150 mL blood (~10%), and 150 mL CSF (~10%). According to the Monro–Kellie doctrine, total intracranial volume is effectively fixed. When one component...
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Increased intracranial pressure (ICP) refers to a potentially life-threatening rise in pressure inside the skull. This usually happens when there is a major change in the volume of brain tissue, blood, or cerebrospinal fluid (CSF) — the three components inside the skull. According to the Monro-Kellie doctrine, if the volume of one component increases, the volumes of the other components must decrease to maintain normal pressure. If this does not happen, ICP rises.The process often begins...
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3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
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Headaches caused by vascular disorders.

John F Rothrock1

  • 1Department of Neurosciences, University of Nevada (Reno) School of Medicine, Renown Neurosciences Institute, 75 Pringle Way, Suite 401, Reno, NV 89502, USA.

Neurologic Clinics
|April 8, 2014
PubMed
Summary

Headache accompanying acute stroke is complex and depends on stroke type. Understanding this relationship is crucial for accurate diagnosis and treatment of stroke patients.

Area of Science:

  • Neurology
  • Stroke Medicine
  • Headache Disorders

Background:

  • Headache is a common symptom with a complex relationship to stroke.
  • The clinical significance of headache in acute stroke varies widely.
  • Stroke subtype and etiology significantly influence headache presentation and relevance.

Purpose of the Study:

  • To explore the intricate association between headache and acute stroke.
  • To detail the incidence and clinical relevance of headache in different stroke subtypes.
  • To provide a comprehensive overview of headache as a symptom of acute stroke.

Main Methods:

  • Literature review focusing on clinical studies and case reports.
  • Analysis of data correlating headache characteristics with stroke subtypes and causes.
Keywords:
HeadacheIntracerebral hemorrhageMigraineStroke

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  • Synthesis of current evidence on the diagnostic and prognostic value of headache in stroke.

    • Main Results:

    • Headache's relevance in acute stroke is highly dependent on the specific stroke subtype and its underlying cause.
    • Certain headache patterns may be highly specific indicators of particular stroke types.
    • The incidence of headache varies significantly across different etiologies of stroke.

    Conclusions:

    • The clinical association between stroke and headache is multifaceted and requires careful evaluation.
    • Recognizing specific headache presentations can aid in the diagnosis of acute stroke.
    • Further research is needed to fully elucidate the role of headache in stroke management.