diabetic ketoacidosis nursing care plan

Key Takeaways

Diabetic ketoacidosis (DKA) is a life-threatening metabolic emergency characterised by hyperglycemia >250 mg/dL, ketonemia, and metabolic acidosis requiring rapid nursing assessment and intervention.

Priority NANDA diagnoses include Deficient Fluid Volume (related to osmotic diuresis), Electrolyte Imbalance (particularly hypokalaemia), and Ineffective Self-Health Management (knowledge deficit).

Nursing interventions focus on IV fluid resuscitation with normal saline, continuous insulin infusion (0.1 units/kg/hour), hourly blood glucose monitoring, potassium replacement, and close ABG/electrolyte tracking.

Pabau’s clinical documentation templates enable nurses to structure DKA care plans within the patient record, link interventions to documented outcomes, and automate patient education delivery for improved compliance and audit trails.

Download your free diabetic ketoacidosis nursing care plan

This comprehensive diabetic ketoacidosis nursing care plan provides nursing students, registered nurses, and clinical educators with a structured framework for managing one of diabetes’s most serious acute complications. DKA demands rapid assessment and intervention-this template ensures no critical step is missed.

What is diabetic ketoacidosis? A clinical overview for nurses

Diabetic ketoacidosis is a life-threatening metabolic emergency that occurs when the body cannot produce enough insulin to regulate blood glucose, triggering rapid ketone production and severe acidosis. The diagnostic triad-hyperglycemia (blood glucose >250 mg/dL), ketonemia, and metabolic acidosis (arterial pH <7.3, bicarbonate <18 mEq/L)-distinguishes DKA from other hyperglycemic crises.

DKA primarily affects people with type 1 diabetes but can occur in type 2 diabetes under extreme physiological stress (infection, trauma, cardiovascular events). Osmotic diuresis from high glucose levels causes profound fluid losses and electrolyte derangements that nurses must address immediately. Without rapid intervention-IV fluid resuscitation, insulin infusion, and continuous monitoring-DKA can progress to cerebral oedema, cardiovascular collapse, and death.

DKA nursing assessment: what to evaluate first

Assessment is the foundation of any diabetic ketoacidosis nursing care plan. Nurses must gather both subjective and objective data within the first hour of admission.

• Vital signs: tachycardia, tachypnoea (Kussmaul breathing-deep, rapid), hypotension, fever (suggests infection trigger)
• Blood glucose: point-of-care testing and serial laboratory draws
• Mental status: confusion, lethargy, or altered consciousness (sign of cerebral oedema risk)
• Urine output: polyuria early, then oliguria as dehydration worsens
• Laboratory values: serum ketones, venous/arterial blood gas, electrolytes (especially potassium), creatinine, phosphate
• Skin turgor and mucous membranes: assess degree of dehydration

Document assessment findings systematically in the patient clinical record so that all team members can reference the baseline and track changes hour-to-hour.

NANDA nursing diagnoses for diabetic ketoacidosis

The NANDA International taxonomy provides the diagnostic framework for every diabetic ketoacidosis nursing care plan. The three priority diagnoses are:

Priority nursing interventions for DKA

Every diabetic ketoacidosis nursing care plan must include these evidence-based priority interventions in sequence:

1. IV fluid resuscitation: administer normal saline (0.9% NaCl) bolus of 15-20 mL/kg over 1 hour, then titrate infusion to maintain urine output 0.5-1 mL/kg/hour
2. Check serum potassium before starting insulin: if K+ <3.5 mEq/L, hold insulin and replace potassium to prevent life-threatening hypokalaemia
3. Initiate continuous insulin infusion: start at 0.1 units/kg/hour once K+ ≥3.5 mEq/L, titrate to reduce blood glucose by 50-100 mg/dL per hour
4. Monitor blood glucose hourly: bedside point-of-care testing; transition to subcutaneous insulin only when blood glucose <250 mg/dL and acidosis improves
5. Track ABG and electrolytes every 2-4 hours: assess pH, bicarbonate, potassium, sodium, chloride, phosphate trends
6. Place on continuous cardiac monitoring: hypokalaemia and electrolyte shifts increase arrhythmia risk
7. Insert urinary catheter if altered mental status: monitor urine output and ketone presence
8. Administer potassium replacement once urine output confirmed: add 20-30 mEq K+ per litre of IV fluid if serum K+ 3.5-5.0 mEq/L

Documentation of these interventions-timestamps, glucose readings, fluid volumes, medication doses-must be integrated into clinical notes so the care plan record reflects actual execution and clinical response.

SMART goals and expected outcomes

SMART goals make the diabetic ketoacidosis nursing care plan measurable and allow evaluation of whether interventions succeeded. Goals are time-bound (usually 4-12 hours in acute DKA):

• Fluid volume: patient will maintain urine output ≥0.5 mL/kg/hour and systolic BP ≥90 mmHg by end of shift
• Electrolyte balance: serum potassium will normalise to 3.5-5.0 mEq/L within 6 hours of admission
• Glucose control: blood glucose will decrease from admission level by ≥50 mg/dL per hour during insulin infusion
• Acid-base status: arterial pH will improve from <7.3 to ≥7.30 within 12 hours; bicarbonate will increase by ≥3 mEq/L
• Patient/family knowledge: patient will verbalise understanding of sick-day rules and insulin administration by discharge

Insulin drip protocol and fluid replacement formulas

Clinical protocols vary by institution, but the standard insulin infusion approach is well-established. The American Diabetes Association recommends a loading dose of 0.1 units/kg IV bolus followed by 0.1 units/kg/hour as a continuous infusion. Titrate the infusion to reduce blood glucose by 50-100 mg/dL per hour.

Fluid replacement formulas depend on estimated fluid deficit. Calculate total body water deficit as (serum Na – 140) × (0.6 × body weight in kg). Replace half of the deficit in the first 8 hours and the remainder over the next 16 hours. Once blood glucose falls below 250 mg/dL, switch IV fluids to 5% dextrose in normal saline to prevent hypoglycaemia whilst insulin continues.

DKA vs HHNS: key differences for nursing practice

Nurses often care for patients with hyperosmolar hyperglycaemic state (HHNS), which is sometimes confused with DKA. These conditions have distinct pathophysiology and management priorities:

Complications nurses must monitor

Every diabetic ketoacidosis nursing care plan must include vigilance for life-threatening complications that develop during treatment:

• Cerebral oedema: rare but fatal; watch for headache, declining consciousness, seizures-more common in children; notify physician immediately if mental status worsens despite improving glucose
• Hypokalaemia: insulin drives K+ into cells; serum K+ can drop rapidly; monitor ECG for peaked T waves (hyperkalaemia paradoxically precedes hypokalaemia); have calcium gluconate and potassium replacement on hand
• Hypoglycaemia from over-correction: aggressive insulin infusion can cause blood glucose to drop too rapidly; maintain dextrose IV as backup
• Pulmonary oedema: overly aggressive fluid resuscitation in elderly or renal-compromised patients; monitor lung sounds, respiratory rate, oxygen saturation
• Thrombosis: dehydration and immobility increase VTE risk; consider prophylactic anticoagulation if prolonged ICU stay

Patient and family education for DKA prevention

The education component of any diabetic ketoacidosis nursing care plan is critical to prevent recurrence. Automated education workflows can deliver and track teaching consistently across shifts. Teach patients:

• Sick-day rules: never skip insulin, even if unable to eat; increase insulin by 10-15% if blood glucose >240 mg/dL; drink sugar-free fluids hourly
• Insulin administration: proper technique, storage (never freeze), timing with meals, rotating injection sites
• When to seek emergency care: persistent nausea/vomiting, fruity breath, rapid breathing, confusion, blood glucose >300 mg/dL despite insulin
• Blood glucose monitoring at home: target ranges, how to keep a log, interpreting trends
• Dietary guidance: carbohydrate counting, meal timing, avoiding sugary beverages
• Stress and exercise: both affect insulin requirements; adjust insulin doses accordingly

Document all education provided in the clinical record and ask patients to demonstrate understanding before discharge.

How Pabau supports nursing care documentation

A downloadable diabetic ketoacidosis nursing care plan template is a starting point, but live clinical documentation makes care plans actionable. Pabau enables nurses to structure DKA care plans within the patient record, link each intervention to documented outcomes, and generate audit trails showing what was done and when. Rather than a static PDF printout, Pabau’s templates become a dynamic care coordination tool that improves handoffs between shifts and supports compliance with evidence-based protocols.

Book a demo to see how Pabau’s templates integrate into your clinic’s workflow and reduce documentation burden for nursing teams managing acute conditions like DKA.

Evaluation and closure of the care plan

At the end of each shift and at discharge, nurses evaluate whether SMART goals were met. Document outcomes for each goal: fluid volume restored, electrolytes normalised, glucose stable on subcutaneous insulin, patient verbalises understanding of sick-day rules. If goals were not met, revise the care plan and identify barriers (patient compliance, comorbidities, medication side effects). This iterative evaluation ensures the diabetic ketoacidosis nursing care plan remains responsive to the patient’s clinical trajectory.

Frequently asked questions