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, A. flavus, A. niger)
• mucormycosis (zygomycosis, Rhizopus)
• candidiasis (Candida)
• sporotrichosis (Sporothrix schenckii)
• torulopsosis (Torulopsis glabrata)
• fusariosis (Fusarium)
• pseudoallescheriasis (Pseudoallescheria boydii)
• adiaspiromycosis (Chrysosporium parvum var crescens)
• malasseziasis (Malassezia furfur)
• scedosporiosis (Scedosporium apiospermum)

 pulmonary parasitic infections

See also

 Infections (infectious diseases)