[Typological peculiarities of giant gastric ulcer].

Of 1441 patients operated on, the giant gastric ulcer was revealed in 16.6%. It is characterized by polymorphism: several ulcers were revealed in 7.6%, coexistent gastric and duodenal ulcer--in 19.8% and, in contradistinction to genuine gastric ulcer (I type--according to Johnson), by high frequency of such complications as hemorrhage (in 44.1% of observations), penetration (in 74.1%), malignancy (in 14.3%).