Acute aspiration pneumonitis

Dr Henry Knipe and Dr Yuranga Weerakkody et al.

Acute aspiration pneumonitis refers to a form aspiration pneumonia where the time of onset is rapid.

Radiographic features

Plain radiograph / CT

Features can be variable and can range from a pulmonary edema pattern to areas of consolidation. These changes may have a gravity dependent distribution. In contrast to a chronic etiology, there is no or little evidence of prominent septal lines, regions of bronchiectasis/bronchioloectasis and/or presence of a reticular interstitial pattern.

See also

Article information

rID: 38273
System: Chest
Tag: refs
Synonyms or Alternate Spellings:
  • Acute aspiration pneumonia
  • Acute aspiration pneumonias

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Cases and figures

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