NR 324 Week 1 Altered Fluid and Electrolyte Balance

Student Name

Chamberlain University

NR-324 Adult Health I

Prof. Name

Date

Altered Fluid and Electrolyte Balance in Nursing Care

Nursing Care for Altered Fluid Balance

A client with heart failure was admitted to the emergency department presenting with shortness of breath. Initial assessment revealed clinical signs of fluid overload, such as edema and pulmonary congestion. Nursing diagnoses for this client include ineffective coping, ineffective breathing pattern, powerlessness, decreased cardiac output, and fluid volume excess. Each diagnosis reflects the client’s current health status and informs targeted nursing interventions.

Medications play a central role in managing fluid volume. Diuretics such as furosemide are commonly prescribed to promote fluid excretion and prevent complications related to fluid overload. This intervention supports cardiac function, improves respiratory status, and decreases the risk of pulmonary edema.

Medication Effects on Fluid Volume

Management of fluid volume excess often relies on diuretics. Furosemide is particularly effective in promoting diuresis. Other medications such as tamsulosin, metoprolol, and verapamil address specific aspects of heart failure management but do not directly reduce fluid overload. Accurate diagnostic testing is essential to evaluate the client’s fluid status. Common assessments include the Comprehensive Metabolic Panel (CMP), urine and serum osmolality, and the Complete Blood Count (CBC), which provide insight into electrolyte levels, kidney function, and overall fluid balance.

Diagnostic Testing for Fluid Imbalances

Monitoring the client’s response to treatment requires several diagnostic tests. A CBC, CMP, echocardiogram, and chest X-ray can indicate whether fluid volume is stabilizing. Observing clinical signs such as crackles in the lungs, vital signs, and electrolyte levels—particularly potassium—is critical, as imbalances can worsen the client’s condition. Hypokalemia, for example, is a frequent concern with furosemide therapy.

Table 1: Nursing Care for Altered Fluid Balance

Table 2: Diagnostic Testing for Fluid Imbalance

Table 3: Fluid Volume Overload Indicators

Nursing Management of Fluid Volume Excess and Electrolyte Imbalance

Mechanism of Action and Therapeutic Outcomes

Albumin administration facilitates the movement of fluid from the interstitial compartment to the intravascular space, improving fluid distribution. Combined with diuretics like Bumetanide, this therapy increases urine output, decreases abdominal girth, and mitigates fluid retention in conditions such as heart failure and liver cirrhosis.

Case Scenario: Shortness of Breath and Edema

A client presents with dyspnea and lower extremity edema. Assessment reveals pallor, diaphoresis, confusion, tachycardia, hypertension, tachypnea, and hypoxia (88% on room air). Nursing interventions include:

• Assessing level of consciousness

• Discontinuing 3% NaCl IV fluids to prevent sodium overload

• Notifying the healthcare provider for further management

Appropriate Nursing Actions

For a client with liver cirrhosis and abdominal fluid accumulation, nursing actions include:

• Administering albumin IV to shift fluid intravascularly

• Administering Bumetanide 20 mg IV for diuresis

• Providing oxygen therapy to maintain saturation

• Measuring abdominal girth daily

• Assessing skin turgor for dehydration

Table 4: Nursing Prioritization and Delegation

Clinical Conditions and Expected Findings

Conditions Leading to Fluid Volume Excess

Fluid volume excess may result from hyperaldosteronism, SIADH, or medication use, including diuretics and hypertonic IV solutions. Clients with heart failure, kidney disease, or liver cirrhosis are particularly at risk.

Assessment Findings in Fluid Volume Excess

Clients may exhibit a bounding pulse, tachypnea (e.g., 34 breaths/min), elevated blood pressure (e.g., 150/80 mmHg), and low urine output (e.g., 50 mL/hr). Immediate interventions may include fluid restriction, diuretic therapy, and electrolyte monitoring.

Table 5: Expected Clinical Conditions and Findings

Potassium Imbalances and Delegation

Mary’s potassium level is 5.7 mEq/L. LPN/LVN tasks include:

• Administering spironolactone 25 mg orally

• Administering sodium polystyrene sulfonate 15 g orally

RN responsibilities include administering potassium 10 mEq orally and ECG monitoring due to cardiac risks.

Diet Teaching

Mary expressed intent to use salt substitutes while on spironolactone. Education is critical because salt substitutes contain potassium, increasing the risk of hyperkalemia.

Nursing Diagnosis: Potassium Imbalance

Arthur’s potassium imbalance places him at high risk for decreased cardiac output. This is prioritized over secondary concerns such as fatigue or infection.

Treatment and Monitoring: Potassium and Digoxin

Clients on digoxin with hypokalemia must be monitored for toxicity, including dysrhythmias, bradycardia, and visual changes.

Table 6: Appropriate Delegation

Magnesium Imbalances

Risk Factors and Electrolyte Relationships

Hypomagnesemia may result from malabsorption or inflammatory bowel disease. Clinical signs include positive Chvostek’s sign and bradycardia. Magnesium interacts with potassium and calcium, necessitating comprehensive monitoring.

Plan of Care for Derrick

Derrick requires potassium chloride supplementation at 3.8 mg/dL magnesium levels. Administering the supplement with water ensures proper absorption.

Nursing Intervention for Magnesium Imbalance

For Mark, hypomagnesemia-related agitation requires calming measures, reassurance regarding monitoring, and safety interventions.

Acid-Base Disorders

Respiratory Alkalosis: Liam

Liam, a 19-year-old with anxiety, demonstrates rapid breathing, headache, and sleepiness. ABG shows pH 7.51, CO2 27, HCO3⁻ 20, indicating uncompensated respiratory alkalosis. Nursing diagnoses include Anxiety related to public speaking. Discharge teaching focuses on controlled breathing, positive visualization, exercise, and preparation.

Respiratory Acidosis: Damien

Damien, with COPD and pneumonia, shows ABG values: pH 7.35, CO2 58, HCO3⁻ 29, SaO2 88%, indicating acute respiratory acidosis. Nursing interventions:

• Monitor ABG values

• Encourage deep breathing and coughing exercises

• Educate on incentive spirometry

• Monitor respiratory rate and pattern

Metabolic Alkalosis: Carole Jeanne

Carole presents with weakness, fatigue, palpitations, and cramps after doubling her diuretic dose. ABG: pH 7.51, PaO2 99, PaCO2 40, HCO3⁻ 36 indicates uncompensated metabolic alkalosis. Nursing priorities:

• Administer potassium supplementation

• Monitor electrolytes and ABG values

• Adjust medication regimen to prevent recurrence

Contributing Factors: Hypokalemia, diuretic therapy, vomiting, nasogastric suction, excessive antacids, mineralocorticoid use.

References

American Association of Critical-Care Nurses (AACN). (2020). Arterial blood gas (ABG) analysis for critical care nurses.

American Heart Association (AHA). (2021). Metabolic alkalosis: Causes, symptoms, diagnosis, and treatment.

NR 324 Week 1 Altered Fluid and Electrolyte Balance

Smith, J., & Johnson, L. (2022). Understanding acid-base imbalances: A clinical guide. Nursing Journal, 36(2), 23–29.