DR significantly improves wound healing and major amputation rates after endovascular treatment in patients with CLI, supporting the angiosome theory. In the presence of collaterals, outcomes after IR are similar to outcomes after DR. Alternatively, patients without collaterals may benefit even more from DR as a primary treatment strategy. The angiosome theory is less applicable in bypass surgery, because bypasses are generally anastomosed to the least affected artery, with runoff passing the ankle to maintain bypass patency.
CIA aneurysms can be treated safely and effectively by IBDs with preservation of antegrade flow to the IIA. Secondary interventions are indicated in >10% of patients during follow-up but can be performed endovascularly in most.
Compared with UCB angioplasty, the use of DEBs increases the durability of the treatment effect in femoropopliteal arterial disease, expressed by a significant decrease of binary restenosis, LLL, and TLR at short-term and midterm follow-up.
Many children receiving a kidney transplant are seronegative for CMV and therefore, highly susceptible to a primary CMV infection. This study aims at evaluating incidence, time of occurrence, and severity of CMV infection in the first year post-transplantation in relation to different types of CMV prophylaxis. Transplantations in three centers in the Netherlands between 1999 and 2010 were included. Retrospective, observational, multicenter study. Clinical data and PCR measurements of CMV were collected. Prophylaxis in high-risk patients (CMV serostatus D+R-) consisted of (val)ganciclovir during three months, or acyclovir plus CMV immunoglobulin at a former stage. Intermediate-risk patients (R+) received (val)acyclovir, or acyclovir plus CMV immunoglobulin at a former stage. Low-risk patients (D-R-) did not receive prophylaxis. Infection was defined as CMV PCR above 50 geq/mL plasma or whole blood, a clinically relevant infection above 1000 geq/mL. One hundred and fifty-nine transplantations were included. CMV infection was documented for 41% of high-risk, 24% of intermediate-risk, and 13% of low-risk patients, in the latter two groups typically during the first three months. The infection rate was highest in the high-risk group after cessation of valganciclovir prophylaxis. Valganciclovir provided better protection than did acyclovir + CMV immunoglobulin. Adding an IL2-receptor blocker to the immunosuppressive regimen did not affect the infection rate. Acute graft rejection was not related with CMV infection. Valganciclovir prophylaxis effectively prevents CMV infection in high-risk pediatric kidney recipients, but only during prophylaxis. Valacyclovir prophylaxis in intermediate-risk patients is less effective.
DEBs and UCBs perform equally in the treatment of significant stenosis in infrainguinal autologous bypasses with regard to freedom from restenosis or bypass occlusion, primary assisted patency, and secondary patency at 1 year. We suggest using a less expensive UCB in the treatment of BAR.
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