Combined treatment with urea injection and surgical procedure for ocular arteriovenous malformation with fistula / 中华整形外科杂志

ABSTRACT

Objective@#To explore the treatment of the ocular arteriovenous malformation using urea injection combined with surgical procedures and evaluate clinical effects.@*Methods@#42 cases withocular arteriovenous malformation combined with fistula were retrospectively analyzed between January 2011 and December 2016. Individual treatments were formulated according to leision areas and severity. 3 cases with diffuse malformations were excluded from the study, because no surgical procedures were performed. 39 cases underwent local injection with 40% urea before resection. The urea was injected locally into vein malformation area by means ofmulti-point injection on a basis of 30 seconds, 3-6 ml for each treatment, once a day.The injection was performed for successive 7-10 days.The therapeutic effects and cosmetic result were recorded.@*Results@#23 cases occurred intheright ocular area and 16 cases in left.21 cases were removed radically in single operation.No recurrenceoccurredin any case with follow-ups of 3 months to 1.5 years.Cosmetic result with ocularbilateral symmetrywere satisfactory.@*Conclusions@#Combined treatment with urea injection and surgical procedure could effectively treat ocular arteriovenous malformation with arteriovenousfistula.