Sydenham Chorea Quiz

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Learn more about Sydenham chorea

Content updated on Sep 20, 2022

What is sydenham chorea?

Sydenham chorea is a rare neurological/ brain disorder characterized by sudden onset chorea, usually during childhood. Chorea is random-appearing, continuous, involuntary movements which can affect the entire body while awake. It's occurs when group A streptococcus bacteria react with a part of the brain called basal ganglia (function is to fine-tune the voluntary movements).

Symptoms of sydenham chorea

  • Abnormal behavior

  • Uncontrollable movements

  • Difficulty in walking

  • Slurred speech

  • Fine tremor of the hands and fingers

Questions your doctor may ask to check for sydenham chorea

Your doctor may ask these questions to diagnose sydenham chorea

  • Have you noticed or been told that you have been acting strangely, differently from usual?

  • Do you have movements of the hands/legs/face, that you cannot control?

  • Do you have any difficulty walking?

  • Do you have slurred speech?

  • Do you have a slight trembling of your fingers?

Treatment for sydenham chorea

Treatment of Sydenham chorea include antibiotics against group A streptococcus, symptomatic (antipsychotic and anti-seizure) medications, and immunotherapy.

View the symptoms of Sydenham chorea


  • Karalok ZS, Öztürk Z, Gunes A, Gurkas E. Sydenham Chorea: Putaminal Enlargement. J Child Neurol. 2021 Jan;36(1):48-53. doi: 10.1177/0883073820951364. Epub 2020 Aug 27. PMID: 32851928.

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Shohei Harase

Shohei Harase, MD


Kameda Medical Center, Japan

Sanshiro Kato

Sanshiro Kato, MD

Emergency department

Kawai Clinic, Japan

Yu Shirai

Yu Shirai, MD


Yotsuya Yui Clinic, Japan

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

Co-founder of Ubie, Inc.

Rohini R

Rohini R, MD

Ear, nose, throat (ENT)

Bayshore Health Centre, India

Seiji Kanazawa

Seiji Kanazawa, MD, PHD

Obstetrics and gynecology (OBGYN)

National Center for Child Health and Development, Japan

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