An official website of the United States government
Here's how you know
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Proposed diagnostic criteria for developmental prosopagnosia
(A)
Primary criteria:
subjective complaints of life-long inability to recognize faces in daily life.
objective evidence of impairment on 2 or more tests of face familiarity, either for recently viewed faces (e.g. Cambridge Face Memory Test, face component of the Warrington Recognition Memory Test) or previously known faces (e.g. Famous Faces tests).
(B)
Secondary Criteria:
intact basic visual function (acuity <20/60 and full visual fields) with relative preservation of other visual perceptual functions (e.g. Visual Object and Space Perception battery), and other memory functions.
preserved familiarity or recognition of names and voices.
exclusion of autism (e.g. Autism Questionnaire).
exclusion of occipital or temporal lesions with standard clinical MRI scans.