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Updated: Feb 9, 2026

Controlled Cortical Impact Model for Traumatic Brain Injury
Published on: August 5, 2014
Aphonogelia After Recovery From Severe Traumatic Brain Injury: A Case Report
Scott A McLeod1, Alva Lam2, Adam Spencer3
1Department of Pediatrics, University of Calgary Cumming School of Medicine, Alberta Children's Hospital, Calgary, Alberta, Canada, AB T3B 6A8.
Abstract:
During rehabilitation from a severe traumatic brain injury, a 16-year-old girl became aware that she had lost the ability to laugh out loud. This rare phenomenon previously has been described as "aphonogelia." A discussion of therapeutic avenues that were explored with this patient is presented in the first case, to our knowledge, of aphonogelia after a traumatic brain injury. LEVEL OF EVIDENCE: V.
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