Published online Nov 21, 2016. doi: 10.3748/wjg.v22.i43.9477
Peer-review started: June 29, 2016
First decision: August 29, 2016
Revised: September 11, 2016
Accepted: October 19, 2016
Article in press: October 19, 2016
Published online: November 21, 2016
Core tip: Ultrasound is an easy to perform and widely available examination, which could be useful as a first-line diagnostic modality for the identification of numerous colonic diseases, nevertheless it is undervalued and is not performed in all patients. Therefore, the aim of our publication is to assess the advantages and limitations of transabdominal, rectal, transperineal ultrasound and mini-probe examination in the diagnosis of colonic disorders. In addition, it summarizes the typical ultrasound morphological signs.