Crazy paving

Crazy paving refers to the appearance of ground-glass opacity with superimposed interlobular septal thickening and intralobular reticular thickening, seen on chest HRCT. It is a non-specific finding that can be seen in a number of conditions. 



Common causes:

Less common causes:

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Article information

rID: 1180
System: Chest
Section: Signs, Gamuts
Tag: hrct
Synonyms or Alternate Spellings:
  • Crazy paving pattern
  • Crazy paving apperance in the lung
  • Crazy paving pattern in lung
  • Crazy paving apperance

Cases and figures

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    Figure 1: analogous photograph - Irregular paving
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    Case 1: pneumocystis carinii pneumonia demonstrates bilateral areas of ground-glass opacity with reticulation.
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    Alveolar Proteino...
    Case 2: pulmonary alveolar proteinosis
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    Case 3: pulmonary haemorrhage
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    Case 4: spared pulmonary lobules - PAP
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