Persistent proatlantal artery type 1 is one of the four anastomotic vessels between the
carotid and vertebrobasilar arterial systems. Persistence of this embryonic anastomosis is …

The persistent proatlantal artery is a well-described communication between the carotid and
vertebrobasilar system. However, persistence of bilateral proatlantal arteries is exceptionally …

Persistence of the proatlantal artery is a rare anomalous communication between the carotid
and vertebrobasilar system. Two types of proatlantal arteries have been described …

✓ The authors describe the occurrence of proatlantal artery as an incidental angiographic
observation in a young Indian soldier. This primitive anastomotic channel is seen extending …

Persistent primitive proatlantal intersegmental artery (proatlantal artery I) is an anastomotic
channel between the carotid and vertebrobasilar arterial systems. Persistence of this …

Carotid basilar anastomoses can occasionally persist beyond the embryonic period. These
anomalies are most often incidentally detected in adulthood, during workups for unrelated …

We describe a 64-year-old woman evaluated with angiography a case of persistence of a
proatlantal artery (type II) with an arteriovenous malformation associated to the posterior …

Persistence of both proatlantal arteries with occlusion of the internal carotid arteries: A case
report Page 1 Acta Radiologica 41 (2000) 410–411 Copyright C Acta Radiologica 2000 …

We report a case of a patient with right type I proatlantal intersegmental artery associated
with right fetal posterior cerebral artery and absence of both vertebral arteries and of the left …

Purpose The type 2 proatlantal intersegmental artery (PIA) is a rare anastomosis between
the external carotid artery (ECA) and vertebral artery (VA) that passes through the foramen …