2007 ICD-9-CM Procedure 48.24 Closed [endoscopic] biopsy of rectum 48.24 is a specific code that can be used to specify a procedure 48.24 contains 6 index entries View the full Volume 3 48.* hierarchy 48.24 also known as: Brushing or washing for specimen collection Proctosigmoidoscopy with biopsy Index entries containing 48.24: Biopsy rectum 48.24 brush 48.24 closed (endoscopic) 48.24 open 48.25 Colonoscopy 45.23 with biopsy 45.25 rectum 48.24 Proctoscopy 48.23 with biopsy 48.24 Proctosigmoidoscopy (rigid) 48.23 with biopsy 48.24