Preferred Label : sentinel lines sign;
Definition : Thick lines near the base of the lung on a radiograph. Usually left-sided and horizontal
or slightly curved. Suggests lower lobe contraction; bronchi becomes kinked, causing
mucoid impaction or atelectasis.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35525;
Associated condition(s)
Thick lines near the base of the lung on a radiograph. Usually left-sided and horizontal
or slightly curved. Suggests lower lobe contraction; bronchi becomes kinked, causing
mucoid impaction or atelectasis.