The clinical values of coils em boliztion in the treatm ent of pulm onary arteriovenous m alformations (PAVM ) and related complications were investigated.Eleven patients with PAVMs verified by pulm onary arterial a...The clinical values of coils em boliztion in the treatm ent of pulm onary arteriovenous m alformations (PAVM ) and related complications were investigated.Eleven patients with PAVMs verified by pulm onary arterial angiography were treated by transcatheter coils em boliza- tion.Chest X- ray(11cases) ,com puter tomography(7cases) and/ or magnetic resonance im aging (2 cases) were performed before embolization.Blood- gas analysis was done in5 cases before and after em bolization.The follow- up materials of8patients were collected to evaluate the effect of em bolization with coils.The clinical m anifestations included cerebral em bolus,hem optysis and de- creased oxygenation in 9patients and the remaining 2 had no sym ptoms.9/ 11cases were found by chest X- ray and 8were diagnosed definitely.7/ 7,2 / 2 cases were diagnosed by CT or MR and di- agnosis was m ade in all cases.Embolization was perform ed in 2 9vessels.Partial pressure of oxy- gen in arterial blood of5 cases changed significantly before and after embolization.Slight com pli- cations occurred in 6 patients,such as low fever,chest pain,pleurisy.The follow- up results showed that7cases were cured effectively.No primary and secondary device migration,and no m edical paradoxical em bolization occurred.It was concluded thatcoils em boliztion is a well- estab- lished m ethod for treating PAVMs.It is a m inimally invasive lung preserving treatment with high efficiency and less com plication.展开更多
文摘The clinical values of coils em boliztion in the treatm ent of pulm onary arteriovenous m alformations (PAVM ) and related complications were investigated.Eleven patients with PAVMs verified by pulm onary arterial angiography were treated by transcatheter coils em boliza- tion.Chest X- ray(11cases) ,com puter tomography(7cases) and/ or magnetic resonance im aging (2 cases) were performed before embolization.Blood- gas analysis was done in5 cases before and after em bolization.The follow- up materials of8patients were collected to evaluate the effect of em bolization with coils.The clinical m anifestations included cerebral em bolus,hem optysis and de- creased oxygenation in 9patients and the remaining 2 had no sym ptoms.9/ 11cases were found by chest X- ray and 8were diagnosed definitely.7/ 7,2 / 2 cases were diagnosed by CT or MR and di- agnosis was m ade in all cases.Embolization was perform ed in 2 9vessels.Partial pressure of oxy- gen in arterial blood of5 cases changed significantly before and after embolization.Slight com pli- cations occurred in 6 patients,such as low fever,chest pain,pleurisy.The follow- up results showed that7cases were cured effectively.No primary and secondary device migration,and no m edical paradoxical em bolization occurred.It was concluded thatcoils em boliztion is a well- estab- lished m ethod for treating PAVMs.It is a m inimally invasive lung preserving treatment with high efficiency and less com plication.
