pulmonary infections

Lesional patterns

 airway lesions

• bronchitis
• bronchiolitis
• bronchiectasis

 acute exsudative pneumonia

• purulent pneumonia (neutrophilic pneumonia)
  • lobular pneumonia (acute bronchopneumonia)
  • confluent pneumonia (acute lobar pneumonia)
  • pneumonia with granules

• eosinophilic pneumonia
• pneumonia with foamy alveolar cast
• acute diffuse alveolar damage
• acute localized alveolar damage

 chronic pneumonia

• fibroinflammatory pneumonia
• organized alveolar damage
  • organizing localized alveolar damage
  • organizing diffuse alveolar damage

• eosinophilic pneumonia
• histiocytic pneumonia (macrophagic pneumonia)

 interstitial pneumonia

• perivascular lymphoid pneumonia
• eosinophilic pneumonia
• granulomatous pneumonia

 pulmonary nodules

• large pulmonary nodules
  • necrotizing pulmonary nodules
  • granulomatous pulmonary nodules
  • fibrocaseous pulmonary nodules
  • calcified pulmonary nodules

• miliary
  • necrotizing miliary
  • granulomatous miliary

 pulmonary cavities
 pulmonary cysts
 intravascular infectious agents
 pulmonary infarcts
 minimal pulmonary reaction

Etiology

 pulmonary viral infections
 pulmonary bacterial infections
 pulmonary fungal infections

• histoplasmosis (Histoplasma capsulatum )
• cryptococcosis (Cryptococcus neoformans )
• blastomycosis (Blastomyces dermatidis )
• coccidioidomycosis (Coccidioides immitis )
• paracoccidioidomycosis (Paracoccidioides brasiliensis )
• aspergillosis (Aspergillus fumigatus , Aspergillus flavus , Aspergillus niger )
• mucormycosis (zygomycosis , Rhizopus )
• candidiasis (Candida )
• sporotrichosis (Sporothrix schenckii )
• torulopsosis (Torulopsis glabrata )
• fusariosis (Fusarium sp. )
• pseudoallescheriasis (Pseudoallescheria boydi i)
• adiaspiromycosis (Chrysosporium parvum var crescens )
• malasseziasis (Malassezia furfur )
• scedosporiosis (Scedosporium apiospermum )

 pulmonary parasitic infections

See also

 Infections (infectious diseases )