Which finding in a newborn is suggestive of tracheoesophageal fistula?
Choking on the first feeding
Palpable mass in the sternal area
Visible peristalsis across abdomen
Failure to pass meconium in 24 hours
The Correct Answer is A
Choice A reason: Tracheoesophageal fistula (TEF) involves an abnormal tracheoesophageal connection, causing aspiration during feeding. In newborns, choking on the first feeding occurs as milk enters the airway via the fistula, leading to respiratory distress. This is a hallmark sign, requiring urgent evaluation to confirm TEF and prevent complications like pneumonia.
Choice B reason: A palpable mass in the sternal area may indicate a congenital anomaly like a sternal cleft or tumor, but it is not associated with tracheoesophageal fistula. TEF affects airway and esophageal function, causing choking during feeding, not palpable masses, making this finding irrelevant to the condition’s pathophysiology.
Choice C reason: Visible peristalsis across the abdomen suggests gastrointestinal motility issues, like hypertrophic pyloric stenosis, but is not specific to tracheoesophageal fistula. TEF causes respiratory symptoms like choking due to airway aspiration, not abdominal motility changes, making this finding incorrect for diagnosing this congenital airway-esophageal defect.
Choice D reason: Failure to pass meconium in 24 hours suggests Hirschsprung’s disease or intestinal atresia, affecting bowel motility. Tracheoesophageal fistula primarily impacts feeding and respiration due to airway-esophageal connection, not meconium passage, making this finding unrelated to the condition’s presentation in a newborn during feeding.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Nephrotic syndrome causes massive proteinuria, hypoalbuminemia, and edema due to reduced oncotic pressure. Steroids, like prednisone, reduce glomerular inflammation, decrease protein leakage, and restore oncotic pressure, alleviating edema. By targeting the underlying immune-mediated damage, steroids effectively reduce fluid retention, making them the primary medication class for managing edema in this condition.
Choice B reason: Antibiotics treat bacterial infections, which nephrotic syndrome patients are prone to due to immunoglobulin loss, but they do not address edema. Edema results from hypoalbuminemia, not infection. Antibiotics are used for complications like peritonitis, not for reducing fluid retention, making them ineffective for the primary management of nephrotic syndrome edema.
Choice C reason: Fungicides treat fungal infections, which are rare in nephrotic syndrome unless immunocompromised from prolonged steroid use. Edema in nephrotic syndrome stems from proteinuria and low albumin, not fungal pathology. Fungicides have no role in reducing fluid retention, making them irrelevant for addressing the primary pathophysiological mechanism of edema.
Choice D reason: Analgesics relieve pain, which is not a primary feature of nephrotic syndrome. Edema results from hypoalbuminemia, causing fluid shifts into interstitial spaces. Pain management does not address this mechanism or reduce fluid retention. Steroids target the root cause, making analgesics inappropriate for managing edema in nephrotic syndrome.
Correct Answer is D
Explanation
Choice A reason: Ewing sarcoma is a bone or soft tissue malignancy, not primarily a renal or intra-abdominal tumor. It affects bones or soft tissues, causing pain or swelling, not abdominal masses. Wilms’ tumor is the most common renal malignancy in children, making Ewing sarcoma an incorrect choice for this context.
Choice B reason: Osteosarcoma is a bone cancer, typically affecting long bones, not the kidneys or intra-abdominal organs. It presents with bone pain or fractures, not abdominal masses. Wilms’ tumor, a renal malignancy, is the most common in this category, making osteosarcoma irrelevant to renal or intra-abdominal cancers.
Choice C reason: Neuroblastoma, an intra-abdominal malignancy, arises from neural crest cells, often in the adrenal glands, causing abdominal masses. While common, it is less frequent than Wilms’ tumor in the renal/intra-abdominal category. Wilms’ tumor’s higher incidence in children makes neuroblastoma a less accurate choice for the most common tumor.
Choice D reason: Wilms’ tumor is the most common malignant renal and intra-abdominal tumor in children, originating in the kidney and presenting as a painless abdominal mass. Its embryonal origin and high incidence in young children make it the primary focus in teaching about pediatric renal malignancies, distinguishing it from other cancers.
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