Crazy-Paving Pattern:
A pattern seen on HRCT characterized by underlying ground-glass opacity with a superimposed reticular pattern secondary to thickened inter and intralobular septa [2].
Non-specific interstitial pneumonitis
Pulmonary hemorrhage syndromes
Mucinous bronchoalveolar cell carcinoma
REFERENCES:
(1) Radiographics 2003; Rossi SE, et al. "Crazy-paving" pattern at thin-section CT of the lungs: radiologic-pathologic overview. 23: 1509-1519
(2) Radiolkogy 2007; Lee CH. The crazy-paving sign. 243: 905-906
