Review for 10.1186/s12876-018-0816-9 (2018)

Reviewer ’s report  
Title: An unusual diverticulum adjacent to two large colonic polyps. A case report.  
 
Version: 3 Date: 18 May 2018  
 
Reviewer: Matteo Fassan  
 
Reviewer's report:  
This is an interesting case report on the follow -up of ureterosigmoidostomy.  
 
Minor points:  
1) In the abs tract: "Colonoscopy revealed the presence of advanced neoplasia". The two 
adenomatous polyps should not be referred as "advanced"...Please, modify your text 
accordingly (e.g. Colonoscopy revealed the presence of two large sessile polyps...)  
2) Put the thre e separate Figures in a single composite one.  
 
Are the methods appropriate and well described?  
If not, please specify what is required in your comments to the authors.  
Unable to assess  
Does the work include the necessary controls?  
If not, please specify which controls are required in your comments  to the authors.  
Unable to assess  
Are the conclusions drawn adequately supported by the data shown?  
If not, please explain in your comments to the authors.  
Yes 
Are you able to assess any statistics in the manus cript or would you recommend an 
additional statistical revi ew? 
If an additional statistical review is recommended, please speci fy what aspects require further 
assessment in your comments to the editors.  
Not relevant to this manuscript  
 
Quality of written English  
Please indicate the quality of language in the manuscript:  
Acceptable  
Declaration of competing interests  
Please complete a declaration of competing interests, considering the following questions:  
1. Have you in the past five years received reimbursements, f ees, funding, or salary from an 
organisati on that may in any way gain or lose financial ly from the publication of this 
manuscript, either now or in the future?  
2. Do you hold any stocks or shares in an organisation t hat may in any way gain or lose 
financially from the publication of this manuscript, either now or in the future?  
3. Do you hold or are you currently applying for any patents  relating to the content of the 
manuscript?  
4. Have you received reimbursements, fees, funding, or salary from an organization that 
holds or has applied for patents relating to the content of the manuscript?  
5. Do you have any other financial competing interests?  
6. Do you have any non -financial competing interests in relation to this paper?  
If you can answer no to all of the above, write 'I declare that I have no competing interests' 
below. If your reply is yes to any, please give details below.  
 
I declare that I have no competing in terests  
 
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