"Variant anatomy of the aortic arch occurs when there is failure of normal aortic development. It results in a number of heterogenous anomalies of the aorta and its branch vessels."
"thyroidea ima artery (between 4-10 % of cases)"
Expected headings
"Angiographic types"
"Common arch anomalies"
"Other arch anomalies"
"Branch vessel anomalies"