August 2013

Manuscript Title: Balloon dilatation of anastomotic strictures secondary to surgical repair of oesophageal astresia: a systematic review
CME and Author Information

* - indicates a required item.
What is the occurrence rate of anastomotic strictures following esophageal atresia repair?
*1.  What is the occurrence rate of anastomotic strictures following esophageal atresia repair?
8 – 20%
18 – 30%
28 – 40%
38 – 50%
2. In what year was the first successful balloon esophageal stricture dilatation performed (in an adult)?
*2.  2. In what year was the first successful balloon esophageal stricture dilatation performed (in an adult)?
1975
1978
1981
1984
1987
Which of the following is NOT a factor in the development esophageal strictures after esophageal atresia repair?
*3.  Which of the following is NOT a factor in the development esophageal strictures after esophageal atresia repair?
Gestational age
Anastomotic tension
Type of suture
Gastroesophageal reflux
What was the average number of dilatations required per patient among the papers reviewed by the authors?
*4.  What was the average number of dilatations required per patient among the papers reviewed by the authors?
1
1.9
2.9
3.9
What was the reported perforation rate complicating esophageal stricture balloon dilatations?
*5.  What was the reported perforation rate complicating esophageal stricture balloon dilatations?
0.8%
1.8%
3.8%
5.8%
What was the reported range of success rates for esophageal stricture balloon dilatation?
*6.  What was the reported range of success rates for esophageal stricture balloon dilatation?
40 – 70%
50 – 80%
60 – 90%
70 – 100%
How many of the seven patients experiencing esophageal perforation were treated conservatively and did not require surgery?
*7.  How many of the seven patients experiencing esophageal perforation were treated conservatively and did not require surgery?
1
3
4
6
What were the criteria for a balloon dilatation to be considered a success?
*8.  What were the criteria for a balloon dilatation to be considered a success?
Resolution of narrowing on esophagram
Return to age-appropriate oral intake
Dilatation to at least 10mm diameter
No evidence of perforation after dilatation
 
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