Congenital TEF can arise due to failed fusion of the tracheoesophageal ridges during the third week of embryological development.
What does the term tracheoesophageal fistula mean?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What does the term tracheoesophageal fistula mean? [/INST] \n Congenital TEF can arise due to failed fusion of the tracheoesophageal ridges during the third week of embryological development.</s>