2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Digestive System 520-579 > Diseases Of Esophagus, Stomach, And Duodenum 530-537 > Duodenal Ulcer 532.* > 2006 ICD-9-CM Diagnosis 532.91 Duodenal ulcer unspecified as acute or chronic without hemorrhage or perforation with obstruction View the most recent version of ICD-9-CM 532.91 532.91 is a specific code that can be used to specify a diagnosis 532.91 contains 1 index entry View the ICD-9-CM Volume 1 532.* hierarchy  Index entries containing 532.91: Obstruction, obstructed, obstructive duodenum 537.3 due to ulcer 532.91