1, 2 It contains all normal layers of the intestinal wall and, in approximately 50 percent of cases, contains tissue from other sites (ectopic tissue). 2 This ectopic, or heterotopic, tissue can often be the cause of complications occurring in Meckel's diverticulum. Meckel's diverticulum occurs in about 2 percent of the population, making it the most prevalent congenital abnormality of the gastrointestinal tract.
A common helium-filled latex balloon lasts from about 12 hours up to two days. However, the size, type of material, and presence of a sealant all affect the balloon's lifespan. The treatment and level of activity to which the balloon is subjected also affects how long it floats.
How long do air-filled vinyl balloons last? The BalloonBobber, DuraBalloon Exterior or PermaShine Interior balloons will not pop unless punctured. However, over time some balloon colors (like red) will fade a little. Normally you can expect 3-5 months before any fading is noticeable on BalloonBobber products but this is dependent on exposure and intensity of the sun. DuraBalloon is more durable in extreme weather, wind and sun. They may last even years.