nursing care & priorities for those in shock
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Nursing Care & Priorities for Those in Shock. Keith Rischer RN, MA, CEN. Todays Objectives. Compare and contrast pathophysiology & manifestations of the various shock states and the physiologic compensatory mechanisms. Identify nursing priorities with the various shock states. - PowerPoint PPT PresentationTRANSCRIPT
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Nursing Care & Priorities for Those in ShockKeith Rischer RN, MA, CEN
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Todays Objectives
Compare and contrast pathophysiology & manifestations of the various shock states and the physiologic compensatory mechanisms.
Identify nursing priorities with the various shock states. Compare & interpret abnormal laboratory test indicators
involved with septic, hypovolemic, and cardiogenic shock.
Analyze assessment data to determine nursing diagnoses and formulate a plan of care for clients with the various shock states.
Describe the medical management and mechanism of action, side effects and nursing interventions of pharmological management with shock states.
Compare & contrast pathophysiology, manifestations, nursing priorities seen with sepsis vs. Multiple Organ Dysfunction Syndrome (MODS).
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Shock Defined
Any problem that impairs oxygenation delivery to tissues & organs
CV system is where it begins
Table 40-3 p.826• Hypovolemic• Cardiogenic• Distributive
Neurogenic Anaphylactic Septic-SIRS Multiple Organ Dysfunction Syndrome (MODS)
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Processes of Shock Table 40-2 p.825
Initial stage…early shock• MAP decrease 5-10mm/Hg• Mild vasoconstriction• Tachycardic…Why???
Nonprogressive stage…compensatory stage• MAP decrease 10-15 mm/Hg• Mod. Vasoconstriction• Physiologic compensations
Renin, aldosterone, ADH Decreased u/o Mild acidosis Mild hyperkalemia
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Processes of Shock Table 40-2 p.825
Progressive stage…intermediate stage• MAP decrease >20mm/Hg• Overall metabolism-anaerobic
Moderate acidosisModerate hyperkalemiaTissue ischemia lactic acidosis-Lactate
Refractory stage…irreversible stage
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Hypovolemic Shock:Physical Assessment
Cardiovascular changes• Pulse• Blood pressure
Skin changes Respiratory changes
• Oxygen saturation• RR
Renal and urinary changes Central nervous system changes
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Hypovolemic Shock:Nursing Priorities
Impaired gas exchange• Nursing interventions
Deficient fluid volume• Nursing interventions
Decreased cardiac output• Nursing interventions
Risk for ineffective tissue perfusion• Body systems impacted???• Nursing interventions
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Sepsis
Patho Progressive
• Infection • Bacteremia• Systemic Inflammatory
Response Syndrome (SIRS)
• Sepsis• Severe sepsis• Septic shock• Multiple Organ Dysfunction
Syndrome (MODS)
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Sepsis:Hyperdynamic (early)
Cardiovascular changes Skin changes Respiratory changes Renal and urinary changes Central nervous system changes
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Sepsis:Hypodynamic (late)
Cardiovascular changes Skin changes Respiratory changes Renal and urinary changes Central nervous system changes
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Shock-Laboratory Findings Chart 40-3 p.831
General ABG’s
• pH• CO2• O2• HCO3
Lactate Hct Hgb Potassium
Septic Shock Blood cultures WBC
• Neutrophils• Bands
C Reactive Protein (CRP) D-Dimer Fibrinogen INR Platelets
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Nursing Care Priorities/Diagnosis
Impaired gas exchange r/t… Deficient fluid volume r/t… Ineffective tissue perfusion r/t… Anxiety Knowledge deficit r/t…
Ultimate Goal…
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General Shock: Nursing Interventions Remember A,B,C,D
Reverse the shock• Administer O2• Establish IV access
Restore fluid volume• Colloid• Crystalloid
Vasoactive gtts Administer blood products as ordered Nursing assessment
• Pulse/rhythm• BP-CVP• RR-O2 sats• Urine output• Skin color• Monitor labs
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Shock Case Study
83yr male• Admitted from ED to tele for abd pain and recent lower GI
bleeding. Colonoscopy later in day.• PMH: AFib-on Coumadin daily, HTN• Hgb 11.2, INR 2.8, creat .90• ED VS: T-98.8 P-76 R-16 BP-108/64 sats 98% 2l n/c
Enter room to perform initial assessment:• Pale-diaphoretic, lethargic. Can answer simple questions
and oriented x3• Smell suspicious ?GI bleeding
Note large pool of dark, red blood on pad VS: P-110 R-24 BP-78/34 sats 90% 2l n/c
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Shock Case Study
Nursing priorities… Rapid Response paged SBAR to primary MD Medical/Nursing management:
• 2 large bore IV’s• NS 1000cc FF• Prepare for transfer to ICU• Stat Hgb• Obtain 2u PRBC from blood bank
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15” later…
VS: P-100 R-20 BP-92/46 sats 98% 6l n/c Hgb 8.2 First unit of blood initiated Prepare for transfer to ICU…unable to
take at this time Foley catheter placed VS just before transfer: P-88 R-18 BP-
102/64 sats 100% 4l n/c
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Septic Shock: Nursing Interventions
All the same as previous slide and… Obtain blood, urine cultures as ordered Administer IV abx Administer anti-arrythmics Aggressive IV fluid resuscitation Assess closely for signs of bleeding…DIC Strict aseptic technique Fever reduction as needed Client-family education
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Mechanism of Action: Abx
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Vasoactive Gtts chart 40-6 p.833
Dopamine• Renal• Beta effect• Alpha effect
Levophed (norepinephrine) Phenylephrine (neo-synephrine)
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Multiple Organ Dysfunction Syndrome
Patho• Uncontrolled inflammation• Progressive dysfunction of 2 or more systems• Risk factors• Causes
TraumaPancreatitisARDSMajor surgery
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Multiple Organ Dysfunction Syndrome
Four major organ systems involvement• Pulmonary• Renal• Cardiovascular• Coagulation
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Physical Assessment
Pulmonary CV Renal GI Neuro Coagulation
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Diagnostic-Lab Findings
ABG• pH• CO2• O2• HCO3• O2 sats
WBC Platelets Fibrinogen PT-INR Hgb
Creatinine K+ GFR Troponin BNP Liver Enzymes
• ALT-AST• Alk Phos• Total bili• Ammonia• albumin
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Therapeutic Management
Support tissue oxygenation Fluid resuscitation Blood and blood products Dialysis or CRRT Nutritional support Antibiotic therapy
Priority Nursing Diagnoses…
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Nursing Priorities-Interventions
Assess resp. status Continuous cardiac monitoring Assess
perfusion Provide hydration and nutritional support Assess for coagulation dysfunction Emotional support/comfort measures
Evaluation….
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Sepsis/MODS Case Study
40 yr male w/seizure disorder
Chief complaint• Altered mental status• Vague abd pain• Weakness• Hypotension
Physical assessment• Epigastric-LUQ tender
VS• T-101.2/P-110/R-24/BP
92/42/sats 95% RA
Admission Labs• WBC-11,000• Hgb-12.2• Platelets-64,000• Creatinine-2.7• ALT-502• AST-219• Ammonia-68• Lipase-1947• Glucose-322• CT-encephalopathy• Abd CT-inflamm. pancreas
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Case Study:Later… Day of Admission
Increasing lethargy, resp. distress ABG
• pH- 7.28• CO2- 59• O2- 52• HCO3- 23• O2 sats- 84• FiO2-100% vent…AC12, PEEP +5• CT-abd. Ileus-hepatic infarcts
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Case Study:Day 1
CVP-21 VS-101.2-118-24-82/40 NG placed Labs
• WBC-12.7• Platelets-56• Creatinine-.7• ALT-243• AST-219• Lipase 523• ABG
pH-7.25 CO2-52 O2-76 O2 sats-92% FiO2-100% PEEP now +10
Weight up 8 kg Non icteric IV Infusions
• Insulin gtt• Lasix gtt• TPN-Lipids• Fentanyl gtt• Versed gtt• Levophed gtt• Neosynephrine gtt• Vasopressin gtt• Heparin gtt
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Case Study:Day 2 CVP-16 –weight up another 7.5
kg…poor u/o VS-100.5-110-24-84/44 Labs
• WBC-21.5• Hgb-12.5• Platelets-77• Creatinine-0.9• ALT-143• AST-41• Ammonia-30• Lipase 114• CXR-white out• ABG
pH-7.11 CO2-78 O2-58 HCO3-24 O2 sats-75% Vent-FiO2-100%, +15
Treatment Plan• CRRT• IV abx-Cipro/Flagyl• Hold Lasix gtt• NG LCS• Lactulose• Wean vasoactive gtts as able• Continue all previous gtts• Pan cultures
Physical assessment• Distended abd-hypoactive
NG bile output• Coarse crackles bilat• Cool to touch
Nursing Priorities…