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Nursing Care and Interventions in Managing Chronic Renal Failure Keith Rischer RN, MA, CEN 1 Todays Objectives… Review the pathophysiology and causes of chronic renal failure (CRF). Contrast lab findings and physiologic changes associated with acute vs. chronic renal failure. Identify relevant nursing diagnosis statements and prioritize nursing care for clients with CRF including dietary modifications. Compare and contrast the following treatment modalities: peritoneal dialysis, hemodialysis, and continuous renal replacement therapies. Identify nursing care priorities with hemodialysis and peritoneal dialysis. Prioritize teaching needs of clients with CRF. 2 Patho:Stages of Chronic Renal Failure Diminished renal reserve GFR ½ normal Compensation w/healthy nephrons Renal insufficiency Nephrons destroyed…remaining adapt BUN, creatinine, uric acid elevate Priorities: fluid volume, diet, control of HTN, End-stage renal disease Severe fluid, acid-base imbalances Dialysis needed or will die 3 Patho:Physiologic Changes • • • Kidney • Decreased GFR • Poor H2O excretion Metabolic – BUN and creatinine increased Electrolytes – Sodium- later stages sodium retention – Potassium increased – EKG changes – Kayexelate • • Acid-base balance: metabolic acidosis Calcium decreased and phosphorus increased 4 Patho:Physiologic Changes • • • Cardiac – Hypertension – Hyperlipidemia – Congestive heart failure – Uremic pericarditis Hematologic • anemia Gastrointestinal • • • Halitosis Stomatitis PUD 5 Patho:Physiologic Changes Neurologic Respiratory pulmonary effusion SOB Urinary lethargy Uremic encephalopathy proteinuria, oliguria, dilute Skin dry, pallor, pruritus, ecchymosis 6 Drug Therapy chart 75-3 p.1737 Cardioglycides Digoxin/Lanoxin Calcium channel blockers Diuretics Vitamins and minerals Folic Acid Ferrous Sulfate Biologic response modifiers Erthropoetin (Epogen) Phosphate binders Aluminum hydroxide Stool softeners and laxatives 7 Excess Fluid Volume Interventions: Monitor I&O Promote fluid balance Daily weights 1 kg=1liter fluid Assess for manifestations of volume excess: Crackles in the bases of the lungs Edema Distended neck veins Diuretics Contraindicated w/ESRD 8 Decreased Cardiac Output Interventions: Control hypertension calcium channel blockers ACE inhibitors alpha- and beta-adrenergic blockers vasodilators. Education: monitor blood pressure client’s weight Diet Drug regimen 9 Potential for Pulmonary Edema Interventions: Assess for early signs of pulmonary edema Restlessness/anxiety Tachycardia Tachypnea oxygen saturation levels Crackles in bases Hypertension 10 Imbalanced Nutrition Interventions: Dietary evaluation for: Protein Fluid Potassium Sodium Phosphorus Vitamin supplementation Iron Water soluable vitamins Calcium Vitamin D 11 Risk for Infection Interventions: Meticulous skin care Preventive skin care Inspection of vascular access site for dialysis Monitoring of vital signs for manifestations of infection 12 Risk for Injury Interventions: Drug therapy Education prevent fall Injury pathologic fractures bleeding toxic effects of prescribed drugs – Digoxin – Narcotics – Heparin or Coumadin 13 Fatigue Interventions: Assess for vitamin deficiency Administer vitamin and mineral supplements anemia Give iron supplements as needed Erythropoietin therapy Buildup of urea 14 Anxiety Interventions: Health care team involvement Client and family education Continuity of care Encouragement of client to ask questions and discuss fears about the diagnosis of renal failure 15 Indications for Dialysis Uremia Persistent hyperkalemia Uncompensated metabolic acidosis Fluid volume excess unresponsive to diuretics Uremic pericarditis Uremic encephalopathy 16 Hemodialysis Client selection Irreversible renal failure Expectation for rehab Acceptance of regimen Dialysis settings Acute-hospital Out patient centers 17 Hemodialysis:Patho Diffusion Dialysate Lytes and H2O Dialyzer Anticoagulation Heparin to prevent blood clots in dialyzer or tubing 18 Vascular Access Arteriovenous fistula, or arteriovenous graft for longterm permanent access Hemodialysis catheter, dual or triple lumen, or arteriovenous shunt for temporary access Precautions Bruit & thrill BP restrictions Complications Thrombosis CMS 19 Hemodialysis: Nursing Interventions Predialysis care: Medications to hold…why? Postdialysis care: Monitor for complications such as hypotension, headache, nausea, malaise, vomiting, dizziness, muscle cramps. Monitor vital signs and weight. sepsis Avoid invasive procedures 4 to 6 hours after dialysis. Continually monitor for hemorrhage. Assess for thrill No BP or blood draws on arm 20 Peritoneal Dialysis Phases Inflow Dwell Drain Contraindications history of abd surgeries recurrent hernias excessive obesity preexisting vertebral disease severe obstructive pulmonary disease 21 Complications of Peritoneal Dialysis Peritonitis (cloudy outflow) Pain Exit site and tunnel infections Poor dialysate flow Dialysate leakage Monitor color of outflow cloudy (peritonitis) brown (bowel) bloody (first week OK) urine (bladder) 22 Nursing Care During Peritoneal Dialysis Pre PD: Vital signs pre and q 15-30” during Weight laboratory tests Continually monitor the client for: respiratory distress pain discomfort Monitor prescribed dwell time and initiate outflow Observe outflow amount & pattern of fluid 23 Education Priorities Pathophysiology and manifestations Complications When to call the doctor Keep record of all labs Take medications and follow plan of care set out by case manager Monitor weight, fatigue levels closely 24