CC BY 4.0 · Arq Neuropsiquiatr 2022; 80(10): 1075-1076
DOI: 10.1055/s-0042-1758396
Historical Note

The whistle-smile reflex: a missed sign

O reflexo do assobio-sorriso: um sinal esquecido
1   Santa Casa de Misericórdia de Porto Alegre, Departamento de Neurologia, Porto Alegre RS, Brazil.
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1   Santa Casa de Misericórdia de Porto Alegre, Departamento de Neurologia, Porto Alegre RS, Brazil.
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1   Santa Casa de Misericórdia de Porto Alegre, Departamento de Neurologia, Porto Alegre RS, Brazil.
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1   Santa Casa de Misericórdia de Porto Alegre, Departamento de Neurologia, Porto Alegre RS, Brazil.
› Author Affiliations
Support Carlos R. M. Rieder receives support from Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) – Brazil (scholarship of research productivity). The other authors declare that there are no additional disclosures to report.

Abstract

In this paper, we present a historical review of the whistle-smile reflex, a semiological sign missed in the literature and clinical practice.

Resumo

Apresentamos neste artigo uma revisão histórica do reflexo do assovio-sorriso, um sinal semiológico esquecido na literatura e na prática clínica.

Authors' Contributions

MDM: writing, acquisition of data and literature review; GTB: image acquisition; EGCN: image editing, revision of manuscript; CRMR: critical revision of manuscript for intellectual content and study supervision.




Publication History

Received: 03 June 2022

Accepted: 24 July 2022

Article published online:
19 December 2022

© 2022. Academia Brasileira de Neurologia. This is an open access article published by Thieme under the terms of the Creative Commons Attribution 4.0 International License, permitting copying and reproduction so long as the original work is given appropriate credit (https://creativecommons.org/licenses/by/4.0/)

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