Teenager with pharyngitis and sepsis

US of Lemierre syndrome
Axial CT without contrast of the chest (above) shows multiple cavitary nodules within the lungs bilaterally. Sagittal spectral doppler US of the left internal jugular vein (below) shows thickening of the wall of the vein and no flow within.

The diagnosis was septic pulmonary emboli in a patient with Lemierre syndrome.