A 2-year-old child is admitted to the pediatric unit with severe diarrhea and dehydration. The child has had 8-10 watery stools in the past 24 hours and shows signs of moderate dehydration. What is the priority nursing intervention for this child?

Oral rehydration therapy is the priority for moderate dehydration as it safely restores fluid balance. Anti-diarrheals may delay toxin clearance, BRAT diet lacks nutrition, and stool culture is not urgent.

Core Nursing Explanation Key Concept Analysis: This question tests the priority nursing intervention for a pediatric patient with acute diarrhea and dehydration. The core principle is the ABCs (Airway, Breathing, Circulation) of patient care. Severe diarrhea leads to fluid and electrolyte loss, directly threatening circulatory volume and perfusion. The priority is always to correct the life-threatening deficit—in this case, dehydration—before addressing the cause or other symptoms.

Answer Rationale: Key Point! For a child with moderate dehydration from acute diarrhea, the World Health Organization (WHO) and American Academy of Pediatrics (AAP) recommend Oral Rehydration Therapy (ORT) as the first-line, evidence-based treatment. It is safe, effective, and can be initiated immediately. The instruction to give "small, frequent amounts" is crucial to prevent vomiting and ensure absorption. This intervention directly addresses the primary problem of fluid and electrolyte imbalance.

Distractor Analysis:
Watch out for confusion! Option ① (Administer anti-diarrheal medication) is contraindicated in most cases of acute infectious diarrhea, especially in young children. These medications can slow intestinal motility, trapping pathogens and toxins in the gut, potentially worsening the illness.
Option ③ (Provide BRAT diet immediately) is incorrect. The BRAT diet is low in fiber, protein, and fat and is no longer recommended as a sole initial diet. More importantly, rehydration must come before refeeding. The priority is to replace fluids and electrolytes.
Option ④ (Collect stool specimen) is an important diagnostic step but is not the priority intervention. Stabilizing the patient's fluid status takes precedence over diagnostic testing. The specimen can be collected after initiating rehydration.

Related Concepts: The nursing assessment for dehydration severity is critical. Signs of moderate dehydration include increased thirst, irritability, decreased urine output, sunken eyes, and decreased skin turgor. Severe dehydration (requiring IV fluids) presents with lethargy, very sunken eyes, absent tears, cool/mottled extremities, and delayed capillary refill >3 seconds.

Nursing Clinical Practice Guide Clinical Scenario: You are the nurse in a pediatric clinic. A frantic mother brings in her 2-year-old, "Leo," who is listless, has dry lips, and has had profuse watery stools all day. His diaper has been mostly dry for 6 hours.

Nursing Intervention Strategy: 1. Assessment: Quickly perform a focused assessment: Check vital signs (tachycardia? hypotension?), assess for signs of dehydration (skin turgor, mucous membranes, fontanelle if present, capillary refill), and estimate fluid loss from history. 2. Implementation: Immediately prepare an oral rehydration solution (ORS) like Pedialyte®. Instruct the mother to offer 1-2 teaspoons (5-10 mL) every 1-2 minutes using a syringe or spoon. Praise the child for small successes. The goal is to replace the estimated fluid deficit (often 50-100 mL/kg over 3-4 hours for moderate dehydration). 3. Monitoring & Evaluation: Continuously monitor for signs of improvement (urine output returns, tears reappear, alertness improves) or deterioration (vomiting everything, increasing lethargy). Weigh the child daily; weight gain is the best indicator of successful rehydration. 4. Patient/Family Education: Teach the mother about ORS preparation and administration, signs of worsening dehydration, and the importance of continuing age-appropriate feeding (breast milk, formula, or regular diet) once rehydration is underway.

Patient Safety and Precautions: Never use homemade salt/sugar solutions or sports drinks for rehydration in infants/young children, as the electrolyte composition is incorrect and dangerous. Monitor closely for the development of severe dehydration, which is an emergency requiring IV fluids.
Nursing Procedure & Medication Flow Oral Rehydration Therapy (ORT) Procedure: 1. Calculate fluid deficit based on weight and clinical signs. 2. Use a commercially prepared, WHO-recommended Oral Rehydration Salts (ORS) packet mixed with clean water. 3. Administer via spoon, syringe, or cup in small, frequent volumes (e.g., 5 mL every 5 minutes). 4. If the child vomits, wait 5-10 minutes and then restart more slowly. 5. Once rehydrated (in 3-4 hours), switch to a maintenance phase, offering ORS to replace ongoing losses from diarrhea.

A Word from Your Senior Nurse: "In pediatrics, dehydration can turn critical fast. Your quick action to start oral rehydration can often prevent an ER visit and an IV line. Remember, your calm, confident coaching of the parent is as therapeutic as the fluid itself. On the NCLEX, they love to test your ability to sort 'urgent' from 'important'—always fix the circulation problem first!"