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Language in Primary Progressive Aphasia

Asymmetric Neurodegeneration and Language in Primary Progressive Aphasia

Who can join

All ages · All sexes

Inclusion Criteria:

* Diagnosis of primary progressive aphasia
* Right-handed
* Native English speaker
* Visual acuity of 20/30 corrected
* Adequate hearing to follow conversation
* Safe for an MRI scan

Exclusion Criteria:

* Left-handedness
* Claustrophobia
* Presence of significant medical illness that initially or in the future could interfere with continued participation in the study

About the study

The purpose of this study is to further define the neurological and linguistic deterioration in primary progressive aphasia.

Sponsor: Northwestern University · Participants: 500 · Started: 2007-05

Contact the study team

• Elizabeth A Haynes · Phone: 312-503-2398

Official record on ClinicalTrials.gov — NCT00537004

Locations in the U.S.

Conditions

• Primary Progressive Aphasia
• Frontotemporal Dementia
• Primary Progressive Nonfluent Aphasia
• Aphasia

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.