Device closure of patent ductus arteriosus: analysis of cases in a Bangladeshi centre
Background: Transcatheter closure of Patent ductus arteriosus (PDA) has become the first-choice therapy for closure in patients of any age group. Authors reviewed the outcome of device closure in all age groups starting from neonate to adult.Methods: From December 2014 to December 2019, 440 cases underwent transcatheter closure in a catheterization laboratory of a tertiary level cardiac hospital. Selection criteria were isolated PDA or PDA with associated conditions which can be managed in the same setting by an intervention. Exclusion criteria were proven Eisenmenger syndrome. A retrospective review of outcome and complications were recorded from computerized data records.Results: Age of the patient varied from 10 days to 65 years. The median age was 3 years. Most of the patients were female (63%), weight varied from 1.8 kg to 75 kg. the median weight was 7.5 kg. Isolated PDA cases were 74.77 %. Among syndromes, congenital rubella syndrome was common (7.5%), followed by Down Syndrome (6.36%). The narrowest PDA diameter varied for 1.8 mm - 14 mm with a median of 5 mm. Among duct occluders, 8x6 mm CeraTM was the commonest one used in the study population. Complete occlusion was observed in 99.55% of cases.Conclusions: Transcatheter closure of PDA is considered safe and efficacious in all age groups. It is the gold standard now and replaced surgical option in most of the places.