Managing Patients with Oxygenation Disorders Flashcards
Exam 1
Indications of supplemental oxygen
- PaO2 is less than 60 mmHg
- SaO2 is less than 90%
- Physiological situations that indicate a need for oxygen
Physiological situations that indicate a need for oxygen
Fever
Infection
Anxiety
Anemia
Contraindications to Oxygen Administration
- Hypercapnia
- Hypocapnia
How is oxygen monitored and measured?
- Pulse oximetry
- Arterial Blood gas (ABG)
What is included in arterial blood gas (ABG)?
pH
PaO2
PaCO2
HCO3
SaO2
Normal ABG Values: pH
7.35–7.45
Normal ABG Values: PaO2
80–95 mm Hg
Normal ABG Values: PaCO2
35–45 mm Hg
Normal ABG Values: HCO3-
22–26 mEq/L
Normal ABG Values: SaO2
95%–100%
Noninvasive Oxygen Delivery Methods Low Flow include what
- Nasal canula
- Simple face mask
- Partial rebreather mask
- Nonrebreather mask
Noninvasive Oxygen Delivery Methods Low Flow: Nasal Canula (Delivery, areas of use)
Delivers 24% (1L/min)-44% (6L/min)
Used in all care settings and the home
What is the most common delivery method of O2?
Nasal Canula
Benefits of the Nasal Canula?
Most common
Most comfortable
Mobile
Less expensive
Noninvasive Oxygen Delivery MethodsLow Flow: Simple Face Mask
(Flow rate or delivery); how often is it used? What is it used for?
Flow rates 5-10 L/min or 40%-60%
Used short term
Helpful for transport
Noninvasive Oxygen Deliver MethodsLow Flow: Partial rebreather mask
Simple mask with reservoir bag attached
Reservoir bag filled with oxygen
Noninvasive Oxygen Deliver MethodsLow Flow: Partial rebreather mask (Flow rate and delivery)
Flow rate of 8-10L/min
50%-75% oxygen to patient
Noninvasive Oxygen Delivery MethodsLow Flow: Nonrebreather Mask
One-way valves between mask and bag
One-way valves on side of mask
Prevents rebreathing of CO2
Noninvasive Oxygen Delivery MethodsLow Flow: Nonrebreather Mask (flow rate and delivery)
Flow rate 10mL/min
90% oxygen to patient
What low flow oxygen delivery system is used for really emergent situations?
Nonrebreather mask
Noninvasive Oxygen Delivery MethodsHigh Flow include what?
- Venturi mask
- Tracheostomy collar
- Continuous positive airway pressure
(CPAP) - Bi-level positive airway pressure
(BIPAP)
Noninvasive Oxygen Delivery MethodsHigh Flow: Venturi Mask- who is it used for specifically?
Patients with COPD
Noninvasive Oxygen Delivery MethodsHigh Flow: Venturi Mask (Flow rate and delivery)
Flow rate 2-15 L/min
Oxygen concentration 24%-60%
Noninvasive Oxygen Delivery MethodsHigh Flow: Tracheostomy collar- who is it used for?
Used for patients with tracheostomy
Noninvasive Oxygen Delivery MethodsHigh Flow: Tracheostomy collar-what is needed for it to function? What does it delivery?
Needs humidified oxygen
Can deliver supplemental oxygen
Continuous positive airway pressure (CPAP)
Bi-level positive airway pressure (BiPAP)
Long term oxygen therapy is indicated for?
- Indicated for chronic hypoxemia associated with chronic disease
2, May be indicated for specific activities (i.e., during sleep)
Long term Oxygen Therapy: Different forms it is available in?
Available in different forms
Liquid oxygen
Compressed oxygen
Oxygen concentrator
Complications of Oxygen Therapy
- Oxygen toxicity
- Absorption atelectasis
- Mucous membrane dryness
- Infection
Invasive Oxygen Delivery includes:
- Artificial airways- Endotracheal tube
- Artificial airways – Tracheostomy
Invasive Oxygen Delivery Endotracheal tube: How is it placed? What is this placement called? Who is intubation performed by?
Passed through the nose or mouth into the trachea
Placement is called intubation
Performed by a credentialed provider
Invasive Oxygen Delivery Endotracheal tube: Who is it managed by? Possible complications of it?
Managed by nurse and respiratory therapist
Complications: Unplanned extubation, aspiration, infection
Invasive Oxygen Delivery Tracheostomy tube: When is it indicated?
Indicated if mechanical ventilation is required >7-14 days
Invasive Oxygen Delivery Tracheostomy tube: What are the benefits?
Decreased airway resistance
Decreased work of breathing
Improved oral care
Improved suctioning
Improved patient comfort
Invasive Oxygen Delivery Tracheostomy Care includes:
Suctioning
Replace inner cannula
Clean stoma site
Maintain sterile tracheostomy dressing
Replace Velcro tracheostomy holder if soiled
Therapeutic modalities for oxygen?
Incentive spirometry
Chest physiotherapy
Nebulizer treatments
Intermittent positive-pressure breathing
Functions of the Respiratory System
Ventilation
Respiration
Acid-base balance
Speech
Sense of smell
Fluid balance
ASSESSMENTHistory of Present Illness could include:
Factors that exacerbate or improve symptoms
Pain
Cough
Changes in weight
Dyspnea
ASSESSMENTHealth History could include:
Current medications
Allergies
Past medical history
Previous surgeries
Family history
Occupation/Area of residence
Smoking history
Social history
Recent travel
Physical Assessment: Inspection includes:
Speech
Clubbing of fingernails
Nose
Mouth
Neck
Thorax
Vital signs
Physical Assessment technique includes:
- Inspection
- Palpation
- Percussion
- Auscultation
During a physical assessment, what are you palpating?
Trachea
Crepitus
Thorax
Diagnostic studies include:
- Pulse oximetry
- Capnography and Capnometry
- Sputum analysis
- Chest x-ray
- Pulmonary function test
- Bronchoscopy
- Thoracentesis
- Lung biopsy
Diagnostic Studies: Pulse oximetry
Saturation of hemoglobin with oxygen
95%-99%
Diagnostic Studies: Capnography and Capnometry
Continuous PaCO2 monitoring
Diagnostic Studies: Sputum analysis
Check for microorganisms and/or abnormal cell growth
Diagnostic Studies: Chest x-ray
Identify problems with lungs, heart, and pleural space
Diagnostic Studies: Pulmonary function test
Lung volumes
Lung functioning
Diagnostic Studies: Bronchoscopy
Direct visualization of respiratory tract
Analysis of tissue specimen
Biopsy
Diagnostic Studies: Thoracentesis
Needle into pleural space to remove specimen, fluid, or air
Diagnostic Studies: Lung biopsy
Removal of lung tissue for analysis
Infectious Respiratory IllnessInfluenza:
How contagious?
Last flu pandemic?
What types exist?
Highly contagious infection
Last flu pandemic was the H1N1 2009
There are three types A, B & C
Infectious Respiratory IllnessInfluenza:
How does it spread? What kind of precautions are needed?
Droplets
Incubation period
Formites
Droplet precautions
Clinical Manifestations of Flu
Fever
Headache
Sore throat
Severe nasal congestion
Cough
Myalgia
Muscle aches and pains
Malaise
Fatigue
Influenza Management: Medical Management- Diagnosis made how?
Viral culture
Rapid influenza diagnostic tests
History and physical
Influenza Management: Medical Management-What kind of treatment?
Prevention
Vaccination
Influenza Management: Medical Management-What kind of medications is done?
Symptom control:
Antipyretics
Analgesics
Antivirals
Influenza Nursing Management: What kind of assessment and analysis is done?
Inflammatory response from virus
Influenza Nursing Management: What kind of nursing diagnoses are made?
Ineffective breathing pattern
Decreased activity tolerance
Alteration in gas exchange
Fluid volume deficit
Influenza Nursing Management: What kind of nursing interventions (actions) are done?
Initiate isolation precautions
Administer humidified supplemental oxygen
Semi to high Fowlers
Administer medications as ordered
Provide adequate fluid intake
Provide nutritional intake
Obtain cultures