A nurse is caring for an infant who has aganglionic megacolon causing decreased motility of part of the intestine. The nurse should identify this finding of mechanical obstruction as a manifestation of which of the following disorders?
Pyloric stenosis
Encopresis
Hirschsprung's disease
Enterocolitis
The Correct Answer is C
A. Pyloric stenosis involves obstruction at the outlet of the stomach and is not related to the large intestine.
B. Encopresis refers to bowel incontinence and is not typically associated with mechanical obstruction of the large intestine.
C. Hirschsprung's disease, characterized by the absence of ganglion cells in the large intestine, results in decreased motility and mechanical obstruction, leading to megacolon.
D. Enterocolitis is inflammation of the intestines and can be a complication of Hirschsprung's disease but is not the primary disorder causing mechanical obstruction.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Administering a broad-spectrum antibiotic is not indicated unless a specific bacterial infection is diagnosed.
B. Administering an over-the-counter antidiarrheal medication may not be appropriate, especially in cases where the cause of diarrhea is unknown.
C. Encouraging a high-fiber diet may worsen symptoms in cases of acute diarrhea.
D. Monitoring the child's hydration status closely is crucial in managing watery diarrhea to prevent dehydration.
Correct Answer is C
Explanation
A. While burping the baby more frequently might help with gas, projectile vomiting after feeding could indicate a more serious issue that requires immediate attention.
B. Giving an oral rehydration solution is not appropriate for a 2-month-old infant experiencing projectile vomiting after feeding; medical evaluation is needed.
C. Projectile vomiting in a young infant could indicate a serious problem such as pyloric stenosis, which requires immediate medical evaluation.
D. Switching formula may not address the underlying cause of projectile vomiting and could delay appropriate treatment; medical evaluation is needed.
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