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Related Concept Videos

Acute Pharyngitis01:30

Acute Pharyngitis

Introduction
Acute pharyngitis is the inflammation of the back of the throat (pharynx), commonly resulting in a sore throat. It is a frequently encountered condition that prompts individuals to seek medical advice.
Classification
Acute pharyngitis can be categorized based on its underlying cause:
Diphtheria01:28

Diphtheria

Diphtheria is an acute, toxin-mediated infectious disease that primarily affects the upper respiratory tract. It is caused by Corynebacterium diphtheriae, a Gram-positive, pleomorphic rod that lacks spore-forming capability and exhibits a characteristic club-shaped morphology under microscopic examination. While C. diphtheriae can asymptomatically colonize mucosal surfaces, clinical disease manifests only when the bacterial strain is lysogenized by a specific β-corynephage. This phage...
Tonsillitis I: Introduction01:30

Tonsillitis I: Introduction

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.
Tonsillitis II: Management01:26

Tonsillitis II: Management

This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.
Chronic Pharyngitis01:23

Chronic Pharyngitis

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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Related Experiment Video

Updated: Jun 16, 2026

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction
07:30

Transcanalicular Diode Laser-assisted Dacryocystorhinostomy for the Treatment of Primary Acquired Nasolacrimal Duct Obstruction

Published on: October 13, 2017

[Epstein-Barr virus bilateral dacryoadenitis: case report].

Bernardo Kaplan Moscovici1, Ivana Lopes Romero, José Vital Filho

  • 1Departamento de Oftalmologia, Santa Casa de Misericórida de São Paulo, São Paulo, SP, Brasil. bernardokaplan@yahoo.com.br

Arquivos Brasileiros De Oftalmologia
|January 26, 2010
PubMed
Summary

Acute dacryoadenitis, a rare complication of infectious mononucleosis, was observed in a young woman. Prompt treatment with intravenous steroids led to complete symptom remission, highlighting mononucleosis as a potential cause for dacryoadenitis.

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Area of Science:

  • Ophthalmology
  • Infectious Diseases
  • Immunology

Background:

  • Dacryoadenitis, inflammation of the lacrimal glands, is typically associated with various infectious and inflammatory conditions.
  • Infectious mononucleosis, caused by the Epstein-Barr virus, commonly presents with pharyngitis, fever, and lymphadenopathy.

Observation:

  • A rare case of acute bilateral dacryoadenitis presenting with lacrimal gland enlargement and inflammation was documented.
  • The patient, a 27-year-old woman, exhibited symptoms suggestive of dacryoadenitis.
  • Diagnostic workup, including CT scans and laboratory tests, confirmed infectious mononucleosis.

Findings:

  • Infectious mononucleosis was identified as the underlying cause of acute bilateral dacryoadenitis.
  • The dacryoadenitis presented as an uncommon manifestation, potentially overshadowing other typical mononucleosis symptoms.

Implications:

  • This case underscores the importance of considering infectious mononucleosis in the differential diagnosis of acute dacryoadenitis.
  • Prompt systemic corticosteroid therapy demonstrated efficacy in achieving rapid regression of inflammatory signs and symptoms.
  • Early recognition and management can prevent complications and improve patient outcomes in such rare presentations.