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Related Experiment Video

Updated: Jul 11, 2026

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients

Dual-Task Stroop Paradigm for Detecting Cognitive Deficits in High-Functioning Stroke Patients

Published on: December 16, 2022

Multitasking disorder from right temporoparietal stroke.

Ronald M Lazar¹, Joanne R Festa, Allison E Geller

¹Department of Neurology, Columbia University College of Physicians and Surgeons, New York, NY 10032, USA. ral22@columbia.edu

Cognitive and Behavioral Neurology : Official Journal of the Society for Behavioral and Cognitive Neurology

|September 12, 2007

Summary

Even after recovery from initial stroke symptoms, some individuals experience chronic multitasking deficits. This study highlights how right hemisphere lesions can impair the ability to manage multiple tasks, impacting daily life.

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Area of Science:

Neuroscience
Cognitive Psychology
Neurology

Background:

Acute behavioral syndromes like hemi-inattention following right hemisphere stroke typically resolve within six months.
Chronic cognitive deficits after stroke, particularly when initial symptoms have subsided, are less understood.

Observation:

A case study of a woman with a right temporoparietal infarct revealed persistent, significant multitasking difficulties after neglect symptoms resolved.
Standard neuropsychological tests did not fully capture the extent of her daily functional impairments.

Findings:

A detailed journal of daily activities illuminated the patient's specific multitasking deficits and their impact on everyday life.
The findings support the existence of a right frontoparietal attentional network crucial for holding multiple tasks in working memory.

Implications:

Right hemisphere lesions can disrupt the cognitive systems underlying multitasking by impairing the attentional matrix.
This highlights the importance of assessing higher-order cognitive functions, such as multitasking, in chronic stroke recovery.