Fluid within
the cranial mediastinum (transudate, exudate, hemorrhage) can occasionally mimic a mediastinal mass.
On rare occasions ectopic thyroid tissue (abnormal migration of thyroid tissue during embryonic development) can give rise to lesions in the tongue, ventral neck,
cranial mediastinum and heart base.
Not exact matches
There is relatively uniform widening of the
cranial and caudal
mediastinum on the dorsoventral view.