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Ischemic Stroke l: Introduction

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: Pathophysiology

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...

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Related Experiment Video

Updated: Jun 22, 2026

Utilizing Repetitive Transcranial Magnetic Stimulation to Improve Language Function in Stroke Patients with Chronic Non-fluent Aphasia

Utilizing Repetitive Transcranial Magnetic Stimulation to Improve Language Function in Stroke Patients with Chronic Non-fluent Aphasia

Published on: July 2, 2013

Therapies Targeting Stroke Recovery.

Lorie G Richards¹, Steven C Cramer^2,3

¹Department of Occupational and Recreational Therapies, University of Utah, Salt Lake City (L.G.R.).

|December 7, 2022

Summary

Personalized medicine is key for stroke recovery therapeutics due to stroke

Keywords:

clinical trial depression phenotype precision medicine rehabilitation stroke therapeutics

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Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke

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Published on: June 6, 2025

Area of Science:

Neuroscience
Rehabilitation Medicine
Translational Medicine

Background:

Stroke is a highly variable condition, necessitating personalized treatment approaches.
Current stroke recovery therapeutics require optimization considering individual patient differences.
The relationship between observable patient behaviors and underlying biological recovery processes is complex.

Approach:

Reviewing recent advances in stroke recovery therapeutics.
Highlighting the need for personalized medicine in assigning treatment.
Emphasizing the importance of biological markers alongside clinical assessments.

Key Points:

Intersubject variability in stroke necessitates tailored therapeutic strategies.
Biological measures improve prediction of treatment response compared to behavioral phenotypes alone.
Clinical trials must account for dose, time poststroke, and stroke severity.
Addressing poststroke depression is a critical unmet need.

Conclusions:

Optimizing stroke recovery therapeutics requires a personalized medicine framework.
Integrating biological and clinical data will enhance treatment efficacy.
Future research should focus on tailored interventions and addressing poststroke complications.