PMC5884287_01
Irregular hypodensity below the right mastoid and right half of the occipital bone surrounded with postcontrast (red circle) increase of density represent the abscess formation.
CRIOT2018-8702532.001.jpg
PMC5884287_01_CRIOT2018-8702532.001.jpg
fig1
No imaging signs for intracranial spreading of ear infection were detected (Figure 1).
Coronal MR venography 3 weeks after operation shows missing right transverse and sigmoid venous sinus.
CRIOT2018-8702532.002.jpg
PMC5884287_01_CRIOT2018-8702532.002.jpg
fig2
After therapy, the control MRI with contrast (magnetic resonance venography, MRV) showed the same picture: total thrombosis of lateral sinus and partial thrombosis of the transverse sinus of the right side with healing of the neck and mastoid cavity (Figure 2).