A nurse is assessing a 3-day-old preterm neonate with a diagnosis of respiratory distress syndrome (RDS). Which assessment finding indicates that the neonate's respiratory status is improving?

1. A

   Edema of the hands and feet

2. B

   Urine output of 3 ml/kg/hour

3. C

   Presence of a systolic murmur

4. D

   Respiratory rate between 60 and 70 breaths per minute

Appeared in: DHS Staff Nurse - 2018 (Shift-2nd)

Explanation

• The recovery from Respiratory Distress Syndrome (RDS) is marked by a 'diuretic phase,' where excess fluid that has accumulated in the lungs is mobilized and excreted by the kidneys.
• This spontaneous diuresis is a primary clinical indicator of improvement, often heralding better lung function before changes are seen in blood gases or oxygen requirements.
• A urine output of 3 ml/kg/hour is a sign of robust diuresis, indicating that the acute phase of RDS is resolving.
• As fluid is cleared from the lungs, lung compliance improves, the work of breathing decreases, and the need for respiratory support lessens.

Why Other Options Were Wrong

• Option A: Edema signifies fluid retention, which is contrary to the diuretic (fluid-clearing) phase of RDS recovery. It would worsen pulmonary congestion and respiratory distress.
• Option C: A systolic murmur in a preterm neonate with RDS is highly suggestive of a Patent Ductus Arteriosus (PDA), a common complication. A PDA increases pulmonary blood flow, which exacerbates respiratory distress.
• Option D: A respiratory rate of 60 to 70 breaths per minute is defined as tachypnea in a neonate (normal is 30-60). This is a cardinal sign of ongoing respiratory distress, not improvement.

Related Visual

Clinical Relevance

• Nursing practice connection: Use the key finding related to Assessment of recovery from Respiratory Distress Syndrome (RDS) in neonates to guide bedside assessment, documentation, and the next nursing action.
• Nurses must meticulously monitor and document intake and output for neonates with RDS. Urine output is a critical, early indicator of recovery.
• Accurate daily weights and hourly urine output calculations (in ml/kg/hour) are essential nursing responsibilities in the NICU.
• What if? If the neonate's urine output suddenly dropped to less than 1 ml/kg/hr after the diuretic phase had started, it would be an alarming sign. This could indicate renal compromise, cardiovascular instability, or inadequate fluid intake, and would require immediate notification of the healthcare provider.

How to Approach the Question

• First, identify the key elements of the question: the patient is a 3-day-old preterm neonate with RDS, and the question asks for a sign of improvement.
• Recall the basic pathophysiology of RDS: surfactant deficiency leads to alveolar collapse and fluid accumulation in the lungs.
• Reason that improvement must involve the resolution of this fluid accumulation.
• Evaluate each option in this context:
• Edema means fluid retention, which is the opposite of improvement.
• Increased urine output signifies the body is getting rid of excess fluid, which would clear the lungs. This is a positive sign.

Concept Tested & Keywords

• Concept Tested: Assessment of recovery from Respiratory Distress Syndrome (RDS) in neonates
• Stem keywords: preterm neonate, 3-day-old, respiratory distress syndrome (RDS), assessment finding, improving
• Lead-in keywords: indicates
• Clinical cues: Patient is 3 days old, which is the typical timeframe for the diuretic phase of RDS to begin.
• Negative lead-in flag: false

Question ID

Q0h8Yx5C9StL-9VLDOyukh

Copy ID

Reference Book

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 1086-1088

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 298-300