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.
1 In fact some models will last as many as 15 years or more, and again this is because of the material used. 2  If you prefer a firmer mattress, latex might be the answer because although it will conform to your bodyâs natural curves, it wonât give you that âsinkingâ feeling that memory foam does.