Voice Sequelae Following Recovery From COVID-19.
Tatiana Romero Arias, Moisés Betancort Montesinos
PMID 35909049WHAT IT FOUND
Most patients reported mild voice disability after symptomatic COVID-19.
Voice analysis showed altered biomechanics, but these patterns were not unique to the virus. The findings mirror changes seen in other infectious laryngitis cases, so acoustic testing cannot diagnose or distinguish post-COVID voice issues.
Key findings
0185.71% of participants perceived mild voice disability on the VHI-30, with no moderate or severe cases.
02Biomechanical analysis revealed sex-specific alterations, such as increased fundamental frequency in women and decreased efficiency in men, but these patterns were not exclusive to COVID-19.
03Voice changes after symptomatic COVID-19 are clinically indistinguishable from those caused by other infectious processes like laryngitis.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
Read the rest of this summary
You get three full summaries a month, free, and we do not ask for a card. Search, the TL;DRs and your library stay unlimited either way.
What it does not show
The sample was very small (21 participants) and homogeneous, limiting generalisability. Participants were unvaccinated and infected during the first wave, so results may not apply to later variants or vaccinated populations. No follow-up testing was conducted to see if voice changes persisted beyond 3 months. Voice samples were collected remotely, which may introduce variability despite protocol standardisation.
Declared interests
The authors have no competing interests to declare.
The easy way to misread this
Do not interpret the specific biomechanical alterations found (such as increased fundamental frequency in women) as a unique marker of COVID-19. The paper explicitly states these changes are similar to those in other infectious processes and cannot be used to diagnose post-COVID voice sequelae.