- CT Chest
What is the main pattern seen in this CT?
Areas of groundglass opacities with interlobular thickening: the "crazy paving" sign.
In the setting of a immunocompetent inpatient with acute onset of dyspnea, what is the differential diagnosis?
Adult respiratory distress syndrome; diffuse pulmonary haemorrhage; and acute pulmonary oedema
CT shows a predominant crazy-paving pattern with areas of ground-glass opacities.