The lifespan of a duodenal stent can vary quite a bit depending on the type of stent, the reason it was placed, and the specific circumstances of the patient. Some general timelines:- Non-metallic stents: These are typically plastic stents that may last 3-6 months on average before needing to be rep

There are a few main reasons someone may need a duodenal stent:- To treat a duodenal stricture or narrowing. This can be caused by scar tissue, tumors, inflammation, or other conditions that restrict the flow of food from the stomach into the small intestine. A stent helps widen the narrowed secti