pediatric dehydration - Nursing Case Study

Pathophysiology

• Primary mechanism: Dehydration in children primarily occurs due to excessive fluid loss, often from vomiting or diarrhea, leading to a significant reduction in blood volume. This causes decreased perfusion to vital organs and can impair their function.

• Secondary mechanism: The body attempts to compensate for the fluid loss by releasing hormones like vasopressin, which promotes water retention by the kidneys. However, this is often insufficient if fluid loss is ongoing or severe.

• Key complication: If not promptly addressed, dehydration can lead to electrolyte imbalances, which may cause symptoms like irritability, lethargy, or even seizures, highlighting the importance of early recognition and intervention.

Patient Profile

Demographics:

3-year-old, female, preschool attendee

History:

• Key past medical history: No significant past medical history

• Current medications: None

• Allergies: No known allergies

Current Presentation:

• Chief complaint: Decreased urine output and mild lethargy

• Key symptoms: Dry lips, slight decrease in activity level, and reduced appetite

• Vital signs: Temperature 98.6°F (37°C), Heart rate 110 bpm, Respiratory rate 22 breaths per minute, Blood pressure 90/60 mmHg, Oxygen saturation 98% on room air

Section 1

Initial assessment findings:

Upon further assessment in the pediatric clinic, the nurse notes that the 3-year-old girl exhibits mild signs of dehydration. Her skin turgor is slightly decreased, with a delayed return to normal when gently pinched on the abdomen. Her mucous membranes appear dry, corroborating the dry lips observed by her parents. Capillary refill time is slightly prolonged at about 3 seconds. The child is alert but appears somewhat listless, sitting quietly during the examination rather than being her usual playful self, as per her parents' report. Her weight is noted to be 1 kg less than her previous visit three months ago, suggesting some recent weight loss, likely due to reduced fluid intake or increased fluid loss.

The nurse conducts a focused interview with the parents, who report a mild, self-limiting episode of diarrhea two days ago, which they managed at home. The child has had no significant vomiting, fever, or symptoms of a respiratory infection. Her urine output has decreased, but she has been able to produce urine once in the past 12 hours, albeit in smaller amounts than usual. This presents an opportune moment for the nurse to educate the parents on the importance of adequate fluid intake and monitoring urine output as indicators of hydration status. With this initial assessment, the nurse prepares to initiate a basic dehydration protocol, including oral rehydration solutions, and plans to closely monitor the child's vital signs and urine output over the next few hours to assess response.

Section 2

Response to interventions:

Following the initiation of the oral rehydration protocol, the nurse encourages the parents to offer small, frequent sips of a commercially available oral rehydration solution (ORS) to their daughter. The child initially resists, preferring her usual juice, but with gentle coaxing and a fun straw, she begins to accept the ORS. Over the next hour, the nurse observes that the child takes in approximately 100 mL of the solution. During this time, the nurse also reassesses the child's vital signs. Her heart rate, initially slightly elevated at 110 beats per minute, begins to decrease towards a more typical range for her age, settling at around 100 beats per minute. Her respiratory rate remains steady at 22 breaths per minute, and her temperature is normal at 37°C (98.6°F).

Encouraging signs of rehydration begin to manifest. The child starts to show increased energy, becoming more interactive and curious about her surroundings. Her parents note that she is smiling and engaging with her favorite toy, a change from her previous listless demeanor. The nurse also observes a slight improvement in her capillary refill time, now measuring around 2 seconds, indicating better peripheral perfusion. With these positive changes, the nurse reinforces the importance of continuing the ORS regimen and monitoring the child’s hydration status at home. The nurse also plans a follow-up call to the parents the next day to ensure continued improvement and address any further questions or concerns. This gradual recovery provides a valuable teaching moment about the signs of dehydration and effective management strategies for the parents, empowering them to respond promptly if similar issues arise in the future.

Section 3

As the afternoon progresses, the nurse continues to monitor the child closely for any changes in her condition. Encouraged by the initial positive response, the nurse conducts a thorough reassessment to ensure that the child's recovery is on track. The child's vital signs are stable: her heart rate remains at 100 beats per minute, her respiratory rate is steady at 22 breaths per minute, and her temperature continues to hold at a normal 37°C (98.6°F). These indicators suggest that the rehydration protocol is effectively stabilizing her condition.

However, during the reassessment, the nurse notes that the child has not urinated since the early morning, which raises a mild concern about her renal function and fluid balance. The nurse explains to the parents that while the child's overall condition is improving, it is important to watch for urine output as an essential sign of adequate hydration. The parents are instructed to encourage their daughter to drink more of the oral rehydration solution throughout the day and to monitor her closely for any signs of discomfort or further dehydration.

To address the issue proactively, the nurse educates the parents on the importance of maintaining regular fluid intake and recognizes this as an opportunity to discuss other dietary measures that can support hydration. The nurse advises including water-rich foods like fruits and encourages the family to keep a hydration chart at home to track fluid intake and output. With these strategies in place, the nurse schedules a follow-up visit to reassess the child's progress and ensure that she achieves complete recovery without any further complications.

Section 4

As the afternoon turns into evening, the nurse notes a positive change in the child's condition. The parents report that their daughter has successfully consumed more oral rehydration solution and has even expressed an interest in eating some fruit. Encouraged by these developments, the nurse reassesses the child's hydration status. During this assessment, the child appears more alert and interactive, showing signs of increased energy and engagement. Her skin turgor has improved, and her mucous membranes are moist, signaling effective rehydration. The parents are relieved when the child finally urinates, albeit in a small amount. This output, although minimal, is a critical indicator of renal function and fluid balance beginning to normalize.

Despite this progress, the nurse remains vigilant, recognizing the importance of continued monitoring. She decides to check the child’s electrolyte levels to ensure that any potential imbalances are identified and addressed promptly. The lab results reveal a slight decrease in potassium levels, a common occurrence in mild dehydration cases, but nothing alarming that would warrant immediate intervention. The nurse explains this to the parents, reassuring them that the child's overall progress is promising and that the potassium levels can be managed with dietary adjustments. She suggests incorporating potassium-rich foods such as bananas and sweet potatoes into the child's meals, which can further support her recovery.

The nurse emphasizes the importance of maintaining this trajectory of improvement and reassures the parents that with proper care and monitoring, the child is on a path to full recovery. She schedules another follow-up visit for the next day to review the child’s progress and ensure that the hydration and dietary adjustments are having the desired effect. The parents express their gratitude for the nurse’s guidance and diligence, feeling more confident in managing their daughter's care at home. With a plan in place and continued support, the family is hopeful for a swift and uncomplicated recovery.

Section 5

The following morning, the nurse arrives to conduct the scheduled follow-up visit, eager to evaluate the child's continued progress. Upon entering the room, she is pleased to see the child sitting up in bed, smiling and engaging with her parents. This positive demeanor is an encouraging sign of recovery. The nurse starts with a basic assessment, noting that the child's vital signs are stable: her heart rate is 92 beats per minute, respiratory rate is 20 breaths per minute, and her temperature is 98.6°F (37°C), all within normal ranges for her age. Her capillary refill time is less than two seconds, indicating good perfusion, and her skin turgor remains improved.

The nurse reviews the child's intake and output chart, which shows that she has consumed an adequate amount of fluids overnight and has urinated twice, with increased volume. This reinforces the effectiveness of the oral rehydration solution and dietary adjustments. The parents report that she enjoyed a small breakfast that included banana slices, providing a natural source of potassium to address the slight imbalance noted in the previous day's lab results.

Despite the overall positive indicators, the nurse remains cautious and decides to recheck the child's potassium levels to confirm that they are stabilizing. The new lab results show that her potassium level has improved to 3.6 mmol/L, within the normal range of 3.5-5.0 mmol/L, suggesting that the dietary adjustments are effective. With this confirmation, the nurse provides further reassurance to the parents, emphasizing the importance of continuing the current rehydration and dietary plan. She advises them to maintain regular fluid intake and to monitor any potential signs of dehydration, such as decreased urination or lethargy, as a precaution. Confident that the child is on a solid path to full recovery, the nurse schedules another routine check-in for the following week to ensure continued progress.