[Epidemiology of exocrine XXXX in the Principality of Asturias, 1973-1992].

@entity1 @entity3123 @entity788
@entity788 continues increasing in frequency, its diagnosis is usually realized very late and the results of the surgery, that is the only possibility of cure, gives often a feeling of frustration. During the period between 1973 and 1992, 1032 @entity1 were diagnosed of @entity3123 at the different hospital institutions of our region. The incidence has increased from 1.28 to 6.42 cases/100,000. The proportion male/female was 1.5/1. Mean age of the @entity1 was 67.5 +/- 11.35 and the median age was 65 years. In relation with the sex, the @entity1 age was higher: 70.2 +/- 11.81 (p < 0.01). The best diagnostic test was the CAT scan with 87.5 sensitivity. The overall resectability rate was low (11%), but there is a large difference between the beginning and the end of the period (6.8% and 14.1% respectively). Staging of the disease was stage IV in 36.4% of the cases. The 66.5% of the @entity1 underwent palliative surgery. Cholecystojejunostomy was the most frequent operation. It wasn't possible any surgical management at the 3.5% of the cases cause of the disease was very extended; laparotomy was the only method used in 18.7%. The average survival rate with exeresis surgery was 18 months; with palliative surgery, it was only of eight months. The natural history of @entity3123 was situated at 5.57 +/- 2.63.
