Related Experiment Videos

[Deep neck infections: etiology, bacteriology and treatment]

S Regueiro Villarín1, J C Vázquez Barro, J Herranz González-Botas

  • 1Servicio de Otorrinolaringología Hospital Universitario Juan Canalejo, A Coruña. sandraregueirovillarin@yahoo.es

Insights

Deep neck infections, though less common with antibiotics, remain dangerous. Early recognition and management are crucial to prevent severe complications like mediastinitis.

Area of Science:

  • Otolaryngology
  • Infectious Diseases
  • Head and Neck Surgery

Context:

  • Deep neck infections (DNIs) pose significant risks due to potential fascial spread, sepsis, and airway compromise.
  • A review of 77 cases highlights the persistent threat of DNIs despite antibiotic advancements.

Purpose:

  • To analyze the etiological, clinical, and therapeutic aspects of deep neck infections.
  • To identify common infection sites, causative agents, and treatment outcomes in a cohort of patients.

Summary:

  • The submaxillary area (29%), parapharyngeal space (28%), and floor of mouth (27%) were most frequently involved.
  • Dental infections (32%) and pharyngoamygdalitis (27%) were primary causes; polymicrobial infections (72%) were common, with Streptococcus B hemolytic prevalent.
  • Treatment involved broad-spectrum antibiotics, with 54% requiring surgical drainage and 18% needing tracheotomy.

Impact:

  • Despite reduced incidence due to antibiotics, DNIs can be lethal, particularly with complications like mediastinitis (observed in 4 cases).
  • Emphasizes the critical need for prompt diagnosis and intervention to improve patient outcomes and reduce mortality.

Related Concept Videos

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.
Bacterial Meningitis I: Introduction01:22

Bacterial Meningitis I: Introduction

Bacterial meningitis is a severe, life-threatening inflammation of the meninges, particularly the pia mater and arachnoid mater, affecting the subarachnoid space, ventricles, and cerebrospinal fluid (CSF). If untreated, it can lead to significant neurological complications or death.Causative AgentsCommon pathogens vary with age and immune status. In adults, major organisms include Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae. Streptococcus agalactiae (group B...
Brain Abscess l: Introduction01:26

Brain Abscess l: Introduction

A brain abscess is a focal, intracerebral infection characterized by a localized collection of pus within the brain parenchyma, resulting from microbial invasion and the body’s inflammatory response. It progresses through stages: early and late cerebritis, followed by early and late capsule formation, reflecting tissue destruction, immune response, and eventual encapsulation.Etiology and PathogenesisCausative organisms vary with source and host factors, often involving polymicrobial infections,...
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:
Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...