We report a 44-year-old woman with atypical aortic coarctation accompanied
by cerebral artery disease. She was hospitalized for vertigo. An extra-anat
omic bypass between the ascending aorta and abdominal aorta was performed u
sing partial cardiopulmonary bypass under moderate hypothermia to reduce th
e after load of the left ventricle and maintain cerebral blood now and cere
bral perfusion pressure. The postoperative course was uneventful and there
was no postoperative neurological deficiency.