A nurse is caring for a child who has Hirschsprung’s disease. Which of the following findings should the nurse expect? (Select all that apply)
Diminished peristalsis
Failure to thrive
Vomiting
Ribbon-like stools
Correct Answer : A,B,C,D
Choice A reason: Diminished peristalsis is a hallmark of Hirschsprung’s disease, caused by absent ganglion cells in the colon, leading to impaired peristalsis and functional obstruction. This results in fecal retention, constipation, and narrowed stools, as the aganglionic segment fails to propel intestinal contents, making diminished peristalsis a key expected finding in affected children.
Choice B reason: Failure to thrive is common in Hirschsprung’s disease due to chronic constipation and nutrient malabsorption from intestinal obstruction. Inadequate caloric intake and energy expenditure from discomfort impair growth, making this a typical finding, reflecting the disease’s impact on nutrition and development in young children.
Choice C reason: Vomiting occurs in Hirschsprung’s disease, especially in severe cases, due to intestinal obstruction from aganglionic segments, causing backup of intestinal contents. This leads to bilious emesis, particularly in infants, as fecal stasis increases intraluminal pressure, making vomiting an expected symptom in this condition.
Choice D reason: Ribbon-like stools are characteristic of Hirschsprung’s disease, resulting from narrowed, aganglionic colon segments that restrict fecal passage, producing thin, ribbon-shaped stools. This reflects the functional obstruction and chronic constipation caused by absent peristalsis, making it a key expected finding in affected children.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Diabetic ketoacidosis (DKA) presents with flushing, drowsiness, and dry skin due to severe hyperglycemia, ketosis, and dehydration from osmotic diuresis. In children, insulin deficiency increases glucose and ketone production, causing metabolic acidosis and lethargy. DKA is life-threatening, requiring urgent insulin and fluid therapy to correct metabolic imbalances and prevent coma.
Choice B reason: The Somogyi phenomenon involves rebound hyperglycemia after nocturnal hypoglycemia, typically causing morning symptoms like sweating or shakiness, not flushing or drowsiness. Dry skin and progressive worsening suggest sustained hyperglycemia, as in DKA, not a transient rebound, making this an incorrect diagnosis for the child’s acute presentation.
Choice C reason: Water intoxication results from excessive water intake, causing hyponatremia, seizures, or confusion, not flushing or dry skin. The child’s symptoms indicate hyperglycemia and dehydration, consistent with DKA, not water overload. This condition is unrelated to diabetes pathophysiology, making it an incorrect explanation for the clinical presentation.
Choice D reason: The Dawn phenomenon involves morning hyperglycemia due to nocturnal growth hormone surges, not flushing, drowsiness, or dry skin. These symptoms suggest severe metabolic decompensation, as in DKA, with dehydration and acidosis. The Dawn phenomenon is less acute and does not match the child’s progressive deterioration.
Correct Answer is C
Explanation
Choice A reason: Syrup of ipecac is obsolete for acetaminophen overdose, as it delays definitive treatment like N-acetylcysteine. Acetaminophen causes hepatotoxicity via toxic metabolites, requiring specific antidote administration. Ipecac risks aspiration and is ineffective post-gastric lavage, making it an inappropriate choice for managing this potentially life-threatening overdose.
Choice B reason: Vitamin K treats bleeding from anticoagulant overdose, not acetaminophen toxicity, which causes hepatotoxicity by depleting glutathione, leading to liver damage. Vitamin K does not address acetaminophen’s metabolic effects, making it irrelevant. N-acetylcysteine is needed to restore glutathione and detoxify metabolites, making this choice incorrect.
Choice C reason: N-acetylcysteine is the antidote for acetaminophen overdose, replenishing glutathione to detoxify the toxic metabolite NAPQI, preventing liver damage. Administered post-gastric lavage, it reduces hepatotoxicity risk, especially if given within 8 hours of ingestion, making it the expected treatment to protect the child’s liver function.
Choice D reason: Activated charcoal adsorbs toxins in the gut but is less effective post-gastric lavage, as the stomach is already cleared. Acetaminophen’s rapid absorption requires N-acetylcysteine to prevent hepatotoxicity. Charcoal may be used early but is secondary to the antidote, making it less critical in this scenario.
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