Is some studies on the natural history of Graves ' orbitopathy : increase in orbital fat a rather late phenomenon?
CT images show that a longer duration of GO is associated with a higher orbital FV. Extraocular MV, however, is not associated with GO duration; rather, it is related to the severity of GO.
Tbx1 acts upstream of Smad7 controlling vascular smooth muscle and extracellular matrix investment of the fourth arch artery.