Which type of Tracheoesophageal Fistula (TEF) involves the upper part of the esophagus being blind and not connected to the stomach?

Appeared in: KPSC Staff Nurse - 2021

Explanation

Type C TEF is defined by the upper (proximal) esophagus ending in a blind pouch, which matches the question's description.
In this type, the lower (distal) esophagus forms an abnormal connection (fistula) with the trachea.
This is the most prevalent form, constituting about 85% of all TEF cases.
The inability to pass a nasogastric tube into the stomach is a key diagnostic sign for this condition.

Option A: In Type A, the upper esophagus is blind, but there is no fistula connecting either esophageal segment to the trachea. It is a pure esophageal atresia.
Option B: In Type B, the upper (proximal) esophagus connects to the trachea, and the lower segment is a blind pouch. This is the opposite of the anatomy described in the question.
Option D: In Type D, both the upper and lower esophageal segments have fistulas connecting to the trachea. The upper pouch is not blind.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Classification of Tracheoesophageal Fistula (TEF) as background academic context rather than a clinical decision trigger.
Recognizing the signs of TEF (the 3 C's: Coughing, Choking, Cyanosis) is a critical nursing responsibility in the newborn nursery.
Immediate nursing actions, such as stopping feeds, positioning the infant upright, and suctioning the pouch, are vital to prevent life-threatening aspiration pneumonia.
TEF is a surgical emergency. The nurse plays a key role in pre-operative stabilization and post-operative care, which includes managing chest tubes, gastrostomy feeds, and monitoring for complications like anastomotic leaks.

How to Approach the Question

First, identify the key terms in the question: 'Tracheoesophageal Fistula (TEF)', 'upper part of the esophagus being blind'.
This is a factual recall question that requires knowledge of the anatomical classifications of TEF.
Recall or look up the standard Gross classification for TEF (Types A-E).
Systematically evaluate each option against the description in the question.
Option A: Blind upper pouch, but no fistula. Incorrect.
Option B: Proximal fistula, not a blind upper pouch. Incorrect.

Concept Tested & Keywords

Concept Tested: Classification of Tracheoesophageal Fistula (TEF)
Stem keywords: Tracheoesophageal Fistula, TEF, upper part of the esophagus, blind
Lead-in keywords: Which type
Negative lead-in flag: false

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E6 Text Book Of Pediatric Nursing 3rd Panchali Pal — Part 2 (pp 239-476 of 713) p. 40-42

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 37-39

Practise the full KPSC Staff Nurse - 2021

Attempt every question from this paper in a timed mock, then review the full solution for each one.