Eur J Nucl Med Mol Imaging June 2021 PMID 33398411

Structural and metabolic brain abnormalities in COVID-19 patients with sudden loss of smell.

Maxime Niesen, Nicola Trotta, Antoine Noel, Tim Coolen, Georges Fayad, Gil Leurkin-Sterk, Isabelle Delpierre, Sophie Henrard, Niloufar Sadeghi, Jean-Christophe Goffard, Serge Goldman, Xavier De Tiège

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Mentions

Peak: 15 in Feb 2021

across 2 sources since Oct 2020

Extended reach

185,906

potential audience

Total likes

1,639

Video views

92,481

Mentions per month

Oct 2020 – Apr 2025

Where it's discussed

X / Twitter30 posts
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AI synopsis

What people are saying

Discussions reveal a strong interest in the article’s implications for understanding how COVID-19 affects the brain, with comments referencing imaging methods like fMRI and brain metabolism. The tone is analytical and curious, exemplified by questions about whether the findings change the perception of brain invasion, and words like 'new insights' and 'challenging previous beliefs' suggest both fascination and cautious optimism about the study’s significance.

AgreementModerate agreement

Most discussions acknowledge the significance of the research findings, with some posts highlighting that the article challenges previous assumptions about brain involvement in loss of smell related to COVID-19.

InterestHigh interest

The posts demonstrate high curiosity, especially through phrases like 'new insights' and questions about the mechanisms, indicating active interest in the topic.

EngagementHigh engagement

Several discussions delve into specific aspects such as imaging techniques and implications for understanding COVID-19's neurological effects, showing deep engagement with the content.

ImpactModerate impact

While some posts suggest the research could influence how doctors interpret anosmia in COVID-19, the perceived immediate impact seems moderate, as the focus remains on expanding scientific understanding rather than immediate clinical overhaul.

Abstract in brief

The study used advanced brain imaging techniques on 12 COVID-19 patients with sudden loss of smell and found that this symptom is mostly linked to physical blockages or mild brain activity changes, rather than direct brain infection by the virus.
Changes in brain glucose metabolism were observed in areas related to smell processing, and these changes correlated with how severe and how long the loss of smell lasted, indicating functional reorganization of the brain rather than damage.
Overall, the research suggests that the loss of smell in COVID-19 patients is mainly due to disruption of sensory input, not the virus invading the brain directly.

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All mentions

Understanding Brain Changes and Smell Loss in COVID-19 Patients

This study used advanced brain imaging to investigate COVID-19 patients with sudden loss of smell. It found that the symptom relates to physical blockages or mild brain activity changes, not direct viral brain invasion…

緩和ケアちゃんねる・YouTube医療学校・かんわいんちょー · Jan 28, 2021 92,360 views

COVID-19 and Sudden Loss of Smell Neural Mechanisms and Brain Changes

This study investigates how COVID-19 causes loss of smell, focusing on brain imaging findings that suggest disruption of sensory input rather than direct brain infection, with changes in brain activity correlating with…

Neurolab | Prof. Xavier Pinto · Jan 19, 2021 122 views

yamaV1.02β

@yamav102 · X

メモ：【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/kfed5R2wbZ @YouTubeより

Apr 18, 2025 · 1,658 followers View post →

Christian B. aus NRW

@NeoJuc · X

Dec 2, 2021 · 12 likes · 188 followers View post →

涼

@jm6xbu · X

https://t.co/p8S0dwTpra

May 22, 2021 · 548 followers View post →

コウイッチ☆

@10161979 · X

https://t.co/zLDSgeZzZa

Feb 14, 2021 · 478 followers View post →

Jackal

@Col_Jackal · X

コロナの後遺症についての説明見つけた https://t.co/HWDtKdzuM2

Feb 14, 2021 · 6 likes · 874 followers View post →

ブラックジャックくるみ味BJK

@BJK49392393 · X

RT @COVID_19_Info_: 【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/2sYi0P8QnF 嗅覚 fMRI 嗅覚細胞から脳細胞へ侵入しているのではないか眼窩前頭皮質の活性が起きない…

Feb 12, 2021 · 4 shares · 2,102 followers View post →

Tabatha

@araran100 · X

Feb 12, 2021 · 4 shares · 17,545 followers View post →

Kinn-san

@ja8yum · X

Feb 12, 2021 · 4 shares · 10,079 followers View post →

ゆーすけ

@FLOW07MAKEMAKE · X

Feb 12, 2021 · 4 shares · 586 followers View post →

田中改治(脱原発)

@kaiji109primes · X

Feb 12, 2021 · 4 shares · 4,554 followers View post →

ノート公式

@COVID_19_Info_ · X

Feb 11, 2021 · 13 likes · 4 shares · 1,434 followers View post →

seiji

@concreteseijin · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/NOJrep0RhG @YouTubeより

Feb 10, 2021 · 377 followers View post →

アマノミヌシノ／ナカカミ

@cgxrlab · X

（１方向確認情報。多面未確認情報。）眼窩前頭皮質に影響？　「選ぶ力」が途端に低下する？ https://t.co/kJyZJCb2Zs https://t.co/P2sVk5lwzO

Feb 4, 2021 · 442 followers View post →

神威愛　言霊の幸ふ国

@mam_pw · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/4ddOOGeqaM @YouTubeより

Feb 3, 2021 · 4,927 followers View post →

msyun

@zzsuzumebatizz · X

RT @zzsuzumebatizz: コロナは脳みそに影響を与えるようだな？【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/N4HRyVJbQ1 @YouTubeより

Feb 3, 2021 · 2 shares · 5,384 followers View post →

msyun

@zzsuzumebatizz · X

コロナは脳みそに影響を与えるようだな？【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/N4HRyVJbQ1 @YouTubeより

Feb 3, 2021 · 1 like · 2 shares · 5,384 followers View post →

野茨　のいばら

@ubara115 · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/is4h0pyDCI @YouTube　 #新型コロナ　#後遺症

Feb 1, 2021 · 709 followers View post →

Matej Perovnik

@MatejPerovnik · X

#18 An interesting take on loss smell and COVID-19 - evidence that it is not centrally driven #PaperPerDayChallenge https://t.co/3QiLKGB0cd

Feb 1, 2021 · 75 followers View post →

2nd

@Ngo1ro · X

心筋炎についても語っておられます。心筋炎については、もしかしたら、そんなに起きないのかもとのことだけど、味覚障害は思った以上にやばそ【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/BXBgL9L3Zk @YouTubeより

Jan 31, 2021 · 58 followers View post →

バーッド・マン Ⅱ

@TBM4_JP · X

後遺症でよく聞く、臭覚、味覚の異常ってのは、脳の可能性高いよね。 https://t.co/OliXWU6gT0

Jan 29, 2021 · 2 likes · 1,347 followers View post →

vuking

@vuking · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/dUe1754S4a 元の論文は https://t.co/4cQXu2Zvtf この辺っぽい。

Jan 29, 2021 · 1 like · 1,866 followers View post →

hideaki 610

@hideaki_610 · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/gFiWM3EjkB @YouTubeより

Jan 28, 2021 · 8 likes · 2,677 followers View post →

いっぽ

@ippo_ippo_ · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/OdOBcg8xCs @YouTubeより

Jan 28, 2021 · 214 followers View post →

nasca

@nasca65713279 · X

緩和ケアちゃんねる【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も fMRI 眼窩前頭皮質が活性化されてるはずがされてない脳への侵入の可能性イベルメクチン後期ガドリニウム増強 https://t.co/TExEJx1hST

Jan 28, 2021 · 39 followers View post →

n727

@n727 · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/vyEQN5ihM0 @YouTubeより

Jan 28, 2021 · 3,813 followers View post →

diet_tyuu

@diet_tyuu · X

【画像あり】コロナにかかった後のにおいや味覚の異常の理由はこれだった　心臓の後遺症の新情報も https://t.co/dBh6uaf1MY @YouTubeより

Jan 28, 2021 · 1,152 followers View post →

遠藤(仮）

@Frp4k71 · X

コロナ後遺症の謎について。 https://t.co/1wxcnbYJdz

Jan 28, 2021 · 1 like · 1,507 followers View post →

Outbreak Science

@outbreaksci · X

Update: Structural and metabolic brain abnormalities in COVID-19 patients with sudden loss of smell https://t.co/rdeMjrfV7M read/write/request review https://t.co/RnurTL3DyM #coronavirus #COVID19

Oct 22, 2020 · 1,377 followers View post →

COVID-19_arXiv

@COVID19arXiv · X

Oct 20, 2020 · 4,516 followers View post →

medRxiv

@medrxivpreprint · X

Structural and metabolic brain abnormalities in COVID-19 patients with sudden loss of smell https://t.co/VKMMyh99tk #medRxiv

Oct 20, 2020 · 2 likes · 17,460 followers View post →