Review for 10.1186/s12876-021-01624-9 (2021)

Reviewer’s report
Title: 
Aorto-esophageal fistula caused by fishbone ingestion: a case report on
staged endovascular and endoscopic treatment
Version: 
0 
Date: 
10 Nov 2020
Reviewer: 
Pradeep Vaideeswar
Reviewer's report:
1. Please clarify in the manuscript if the fish bone was extracted by
esophagoscopy. Are any dimensions of the fish bone available?
2. Are there any reports available of the initial presentation regarding the area
and appearance of the perforation?
3. Please mention the exact sequence of the development of the fungal infection.
Was it Candidial? Was it proved on culture? What was anti-fungal given?
4. The discussion can be shortened and made concise and precise
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