Follow up
The patients were followed up for at least three months after discharge.
For mothers, blood routine, coagulation, and other tests were examined
every week after discharge for one month and then detected every month.
CTA testing was performed at one month, six months, 12 months, and then
yearly after discharge to monitor the condition of the affected arteries
and detect any postoperative complications7. For
newborns, the growth and development of infants were monitored by
pediatricians.