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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...
Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...
Stroke: Introduction and Types01:29

Stroke: Introduction and Types

A stroke is an acute neurological event caused by the sudden disruption of cerebral blood flow, leading to rapid loss of neuronal function. Neurons depend on continuous oxygen and glucose supply, so even brief interruptions can cause irreversible injury within minutes. Strokes are classified into ischemic and hemorrhagic types.Ischemic StrokeIschemic strokes are most common and occur due to arterial occlusion, depriving brain tissue of oxygen and nutrients. This leads to energy failure, ionic...
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...
Ischemic Heart Disease: Overview01:17

Ischemic Heart Disease: Overview

Ischemic heart disease occurs when the heart's blood supply dwindles, causing an ominous lack of oxygen and nutrients. This deficiency, stemming from reduced or obstructed blood flow, spells danger, leading to heart muscle damage and dysfunction.
Atherosclerosis, the primary malefactor, orchestrates this dangerous condition. It manifests as the accumulation of fatty deposits, akin to insidious plaques, within arterial walls. As time elapses, these plaques metamorphose, hardening and narrowing...

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A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
06:01

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Published on: August 18, 2015

Ischaemic stroke provoked by sexual intercourse.

Rocco Salvatore Calabrò1, Alessandro Pezzini, Carmela Casella

  • 1Istituto Di Ricovero e Cura a Carattere Scientifico, Centro Neurolesi Bonino-Pulejo, S.S. 113, Contrada Casazza, Messina 98124, Italy. salbro77@tiscali.it

Journal of Clinical Neuroscience : Official Journal of the Neurosurgical Society of Australasia
|June 25, 2013
PubMed
Summary

Sexual intercourse can trigger acute ischemic stroke in young women. This unusual precipitating factor is important for diagnosing cryptogenic stroke, particularly in patients with underlying conditions like patent foramen ovale.

Keywords:
Genetic thrombophiliaPFOSexual headacheSexual intercourseVasoconstriction

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Area of Science:

  • Neurology
  • Cardiology
  • Reproductive Health

Background:

  • Long-term stroke risk factors are well-documented.
  • Factors precipitating acute stroke, especially in young individuals, remain largely unknown.

Observation:

  • Two young women presented with ischemic stroke following sexual intercourse.
  • Patient 1 experienced a cardioembolic stroke potentially linked to a patent foramen ovale and thrombophilia.
  • Patient 2 had a cryptogenic striatocapsular infarct accompanied by orgasmic headache.

Findings:

  • Sexual intercourse is identified as a potential trigger for acute cerebral ischemia.
  • The cases highlight the role of sexual activity in precipitating stroke in specific patient profiles.
  • Underlying conditions may increase susceptibility to stroke associated with sexual activity.

Implications:

  • Clinicians should consider sexual intercourse as a possible trigger for stroke in young patients.
  • Further research is needed to understand the mechanisms linking sexual activity and stroke.
  • Early identification of this trigger can aid in stroke prevention and management strategies.