Mastoiditis pathophysiology

Mastoiditis Microchapters
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Patient Information
Overview
Historical Perspective
Classification
Pathophysiology
Causes
Differentiating Mastoiditis from other Diseases
Epidemiology and Demographics
Risk Factors
Screening
Natural History, Complications and Prognosis
Diagnosis
History and Symptoms
Physical Examination
Laboratory Findings
X Ray
CT
MRI
Ultrasound
Other Imaging Findings
Other Diagnostic Studies
Treatment
Medical Therapy
Surgery
Primary Prevention
Secondary Prevention
Cost-Effectiveness of Therapy
Future or Investigational Therapies
Case Studies

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief:

Overview

• Because of the relation pass between the middle ear and mastoid air cells, bacteria may be transmitted to the mastoid air cells The inflammation and fluid and bacteria accumulation in mastoid cavities can cause periosteitis and then mastoid bony structure destruction.

Pathogenesis

• Most common bacteria causing acute Mastoiditis Streptococcus pneumoniae, Streptococcus pyogenes, and Staphylococcus aureus