Additional defects associated with exstrophy of bladder is?

Appeared in: NORCET 5 Prelims - Sept 2023 (Shift-1)

Explanation

Bladder exstrophy is a congenital anomaly where the bladder is exposed on the abdominal wall.
A hallmark and constant feature of the exstrophy-epispadias complex is a musculoskeletal defect.
Specifically, this involves a wide separation (diastasis) of the pubic bones, which is a type of pubic bone malformation.
This separation of the pubic rami is a direct consequence of the embryological failure that causes the exstrophy itself.

Option A: Imperforate anus is a characteristic feature of cloacal exstrophy, which is a more severe and complex anomaly than classic bladder exstrophy. In cloacal exstrophy, both the urinary and gastrointestinal tracts are exposed.
Option B: There is no direct or common association between classic bladder exstrophy and congenital heart disease. Its occurrence would be coincidental.
Option D: While various upper urinary tract anomalies can occur with bladder exstrophy, the absence of a kidney (renal agenesis) is not a constant or defining feature. The upper tracts are often normal at birth in classic bladder exstrophy.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Associated anomalies in bladder exstrophy as background academic context rather than a clinical decision trigger.
Immediate nursing care for a newborn with bladder exstrophy involves protecting the exposed bladder mucosa by covering it with a sterile, non-adherent dressing (like plastic wrap) to keep it moist and prevent injury.
These infants require complex, staged surgical repair. Nursing care is focused on preoperative and postoperative management, including pain control, wound care, and monitoring for complications like infection and urinary obstruction.
Parents require significant emotional support and education about the condition, the long-term treatment plan, and potential outcomes regarding urinary continence and sexual function.

How to Approach the Question

First, identify the core subject of the question: 'exstrophy of bladder'.
The question asks for an 'additional associated defect'. This requires recalling the key features of this specific congenital anomaly.
Evaluate each option based on your knowledge of the exstrophy-epispadias complex.
Recognize that pubic bone malformation (diastasis) is a constant, hallmark feature of bladder exstrophy.
Eliminate other options by identifying them as either unrelated (congenital heart disease), less common (renal agenesis), or characteristic of a different, related condition (imperforate anus with cloacal exstrophy).

Concept Tested & Keywords

QOCaoaqEHHHMZqGktM1TN2

E6 Gynecology Williams p. 12

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 1088-1090

Practise the full NORCET 5 Prelims - Sept 2023 (Shift-1)

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