Epidemiology
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Etiology
- Mycoplasma pneumoniae infection
Physiologic Patterns
- Diffuse alveolar damage (DAD):
- Organizing pneumonia: may be seen with DAD
Diagnosis
Sputum GS/Cult+Sens:
Pleural fluid: exudate
-Cell count/diff: PMN-predominant
CXR/Chest CT Pattern:
1) Infiltrates:
2) Pleural effusion:
-May occur in up to 20% of cases
-Usually small
Clinical Presentation
Upper Airway Manifestations
- Pharyngitis
- Otitis Media
- Bullous Myringitis
- Occured in 25% experimental cases from 1960’s studies
- Occurs in 18% of naturally-occurring cases
Pulmonary Manifestations
- Pneumonia (see Pneumonia, [[Pneumonia]])
- Dyspnea
- Cough
- Chronic Stable Asthma (see Asthma, [[Asthma]]): Chlamydophila pneumoniae has been found in airways of patients with chronic stable asthma and associated with increased airway inflamation and more severe asthma phenotype
- Pleural Effusion (see Pleural Effusion-Exudate, [[Pleural Effusion-Exudate]])
- Acute Lung Injury-ARDS (see Acute Lung Injury-ARDS, [[Acute Lung Injury-ARDS]])
Dermatologic Manifestations
- Erythema Multiforme (see Erythema Multiforme, [[Erythema Multiforme]])
Treatment
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References
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