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Related Concept Videos

Chronic Pharyngitis01:23

Chronic Pharyngitis

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Chronic pharyngitis refers to persistent inflammation of the pharyngial mucosa.
Etiology
It often arises from persistent viral or bacterial infections affecting sinuses and tonsils.
Additional contributing factors include inadequate dental hygiene, mouth breathing, recurring tonsillitis, allergic rhinitis, laryngopharyngeal reflux, and exposure to smoke, chemicals, and other environmental pollutants. Allergic reactions to pollen, mold, and pet dander, chronic cough, excessive voice usage,...
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Tonsillitis II: Management01:26

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This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.
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Tonsillitis I: Introduction01:30

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Tonsillitis is inflammation of the tonsils, which are two lymphoid tissue masses at the back of the throat. This condition can cause discomfort and irritation in the throat.
Etiology
Three primary contributing factors have been identified.
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Related Experiment Video

Updated: Dec 21, 2025

CO2-Lasertonsillotomy Under Local Anesthesia in Adults
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Tonsillectomy in multiple sclerosis patients: Retrospective, case-controlled, exploratory study.

Dejan Jakimovski1, Muhammad K Ahmed2, Caila B Vaughn2

  • 1Buffalo Neuroimaging Analysis Center, Department of Neurology, Jacobs School of Biomedical Sciences, State University of New York at Buffalo, NY, USA; Jacobs MS Center for Treatment and Research, Department of Neurology, Jacobs School of Medicine and Biomedical Sciences, State University of New York at Buffalo, Buffalo, NY, USA.

Multiple Sclerosis and Related Disorders
|May 15, 2020
PubMed
Summary
This summary is machine-generated.

A history of tonsillectomy was more prevalent in multiple sclerosis (MS) patients compared to healthy controls. This finding suggests a potential link between tonsil removal and MS risk, warranting further investigation into the role of tonsils in MS pathogenesis.

Keywords:
AntibioticsInfectionsMultiple sclerosisTonsillectomy

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Area of Science:

  • Neurology
  • Immunology
  • Epidemiology

Background:

  • Previous research indicates a link between tonsillectomy and increased risk of autoimmune diseases.
  • Existing analyses on tonsillectomy and multiple sclerosis (MS) risk are limited and outdated.

Purpose of the Study:

  • To determine the prevalence of tonsillectomy in patients diagnosed with multiple sclerosis (MS).
  • To compare the rate of tonsillectomy in MS patients versus healthy controls (HCs).

Main Methods:

  • A study involving 1000 participants (779 MS patients, 221 HCs) who completed questionnaires on tonsillectomy history.
  • Collection of Expanded Disability Status Scale (EDSS) scores from a subgroup with available electronic medical records.
  • Statistical analysis using chi-squared tests, odds ratios, t-tests, Mann-Whitney U test, and ordinal regression.

Main Results:

  • A higher percentage of MS patients (39.5%) had a history of tonsillectomy compared to HCs (31.7%).
  • This association was particularly notable in participants aged 50 and older.
  • History of tonsillectomy was associated with lower EDSS scores in MS patients, indicating potentially slower disease progression.

Conclusions:

  • The prevalence of tonsillectomy is greater among MS patients than in healthy controls.
  • Further research is needed to explore the connection between tonsils, early infections, antibiotic use, and the development of MS.