This work was done during immunization campaigns against polio by the Sabin oral vaccine, vaccinated children from 2 months to 10 years old. The number of children used in this study was of 1,138, of which 159 or side reactions is made ​​in 13.97%. The reactional manifestations were diarrhea in 50.32%, 21.38% high fever, malaise at 7.55%, 6.28% vomiting, nausea and abdominal pain in 3.77%, other manifestations were lesser percentage. The group of children who did more complications were between 10 months and 10 years of age.

The study was conducted in the neighborhood of 706 families Collique. Formerly a family record was drawn to follow the survey system, having found a low monthly fee 25.20%, ranging from 200 to 1.500 soles. The per capita income per day in 45.63% of families are highly insufficient, S /. 1.00 to S/.15.00. On the other hand 76.56% of families live exclusively wage of the household head.

In conclusion, as you can see, the real Bibliar bladder diverticula are rare and undoubtedly congenital. The diagnosis is exclusively radiographic or pathological. For its rarity, clinically almost never mentioned. The symptoms, when it becomes clear as we have seen in this case is similar to a vesicular process either.