[Cerebrovascular disease and associated risk factors]

F L Lado Lado1, J Sánchez-Leira, R Alende Sixto

  • 1Complexo Hospitalario Universitario, Departamento de Medicina, Facultad de Medicina, Santiago de Compostela, La Coruña.

Anales De Medicina Interna (Madrid, Spain : 1984)
|November 1, 1996
PubMed

Insights

Hypertension and diabetes are the most common risk factors for both ischemic and hemorrhagic stroke patients. Few patients lacked risk factors, and stroke patients were older on average.

Area of Science:

  • Neurology
  • Cardiology
  • Epidemiology

Context:

  • Stroke is a leading cause of death and disability worldwide.
  • Understanding the prevalence of vascular risk factors in stroke patients is crucial for prevention and treatment.
  • This study analyzes clinical data from 193 stroke admissions over two years.

Purpose:

  • To analyze the clinical history of stroke patients.
  • To identify and compare the prevalence of vascular risk factors in ischemic versus hemorrhagic stroke.
  • To determine the most frequent associations of risk factors in stroke patients.

Summary:

  • The study analyzed 193 stroke patients, categorizing them into ischemic and hemorrhagic groups.
  • Hypertension and diabetes mellitus were identified as the most frequent co-occurring risk factors in both stroke types.
  • A low percentage of patients lacked analyzed risk factors, with an average age significantly higher than the general population.

Impact:

  • Highlights the significant burden of hypertension and diabetes as stroke risk factors.
  • Informs public health strategies for stroke prevention and management.
  • Emphasizes the need for early detection and control of vascular risk factors, particularly in older populations.

Related Concept Videos

Ischemic Stroke l: Introduction01:15

Ischemic Stroke l: Introduction

Ischemic stroke is an acute cerebrovascular condition in which blood flow to a brain region is suddenly interrupted, leading to tissue infarction. Neurons depend on continuous oxygen and glucose supply, so even brief reductions in perfusion cause energy failure, ionic imbalance, and irreversible injury. Ischemic strokes are classified into thrombotic and embolic types based on their underlying mechanisms.Thrombotic MechanismsThrombotic stroke develops when a clot forms within a cerebral artery.
Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

An ischemic stroke occurs when a cerebral blood vessel becomes obstructed, most often by a thrombus or embolus, interrupting the delivery of oxygen and glucose to brain tissue. Because neurons rely on continuous aerobic metabolism, energy failure begins within minutes of reduced perfusion. The region receiving the least blood flow becomes the infarct core, an area of irreversible cellular death. Surrounding this core lies the penumbra, a zone of hypoperfused but still viable tissue that is...
Hemorrhagic Stroke l: Introduction01:17

Hemorrhagic Stroke l: Introduction

A hemorrhagic stroke is an acute neurological event that occurs when a weakened cerebral blood vessel ruptures, allowing blood to accumulate within or around the brain. The sudden release of blood forms a focal hematoma that increases intracranial pressure, displaces neural tissue, and can obstruct cerebrospinal fluid pathways. These effects may be compounded by intraventricular extension of the hemorrhage, cerebral edema, or compression of adjacent structures, all of which contribute to...
Hemorrhagic Stroke ll: Pathophysiology01:29

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A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
Cerebral Edema ll: Pathophysiology01:22

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