Asymptomatic murmur in a 2 year old. H/O Asthma since 6 months of age
(The following images are from Balaguru et al. Catheter Cardiovasc Interv 2006;67:942-6)
Valente, AM, et al. Circulation Cardiovascular Interventions 2010;3:134-9. Predictors of long-term adverse outcome in patients with congenital coronary fistula (Some what adult oriented study from Boston Children's Hospital. The following image is from this article, showing mural thrombus in mid-circumflex branch - 2 yrs after transcatheter closure).