Preferred Label : anterior sulcus sign;
RADLEX synonyms : double diaphragm sign;
Definition : Anterior costophrenic sulcus is visible against a relatively lucent upper abdominal
quadrant on a supine chest radiograph. Suggests pneumothorax.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35008;
Associated condition(s)
Anterior costophrenic sulcus is visible against a relatively lucent upper abdominal
quadrant on a supine chest radiograph. Suggests pneumothorax.