Changes

==In children==

[[File:Main measuring sites of colon diameter.jpg|thumb|The diameters of different segments of the large intestine can be compared to the width of lumbar vertebra 2 for more consistent reference ranges on abdominal x-rays.<ref name=Koppen2016>{{cite journal|last1=Koppen|first1=Ilan J. N.|last2=Yacob|first2=Desale|last3=Di Lorenzo|first3=Carlo|last4=Saps|first4=Miguel|last5=Benninga|first5=Marc A.|last6=Cooper|first6=Jennifer N.|last7=Minneci|first7=Peter C.|last8=Deans|first8=Katherine J.|last9=Bates|first9=D. Gregory|last10=Thompson|first10=Benjamin P.|title=Assessing colonic anatomy normal values based on air contrast enemas in children younger than 6 years|journal=Pediatric Radiology|volume=47|issue=3|year=2016|pages=306–312|issn=0301-0449|doi=10.1007/s00247-016-3746-0|url=http://europepmc.org/articles/PMC5316394;jsessionid=2F0B0FCBD478428D0B64AA24476321EE}}</ref>]]