2007 ICD-9-CM Procedure 45.19 Other diagnostic procedures on small intestine 45.19 is a specific code that can be used to specify a procedure 45.19 contains 4 index entries View the full Volume 3 45.* hierarchy 45.19 excludes: microscopic examination of specimen from small intestine (90.91-90.99) radioisotope scan (92.04) ultrasonography (88.74) x-ray (87.61-87.69) Index entries containing 45.19: Procedure -- see also specific procedure diagnostic NEC duodenum 45.19 ileum 45.19 intestine 45.29 small 45.19 jejunum 45.19