Diagnosis and Management of Lower Respiratory Disorders Flashcards
Acute inflammation of the upper airways presenting with persistent cough and sputum production; mucous membranes become edematous and hyperemic
Acute Bronchitis
__________
Systemic disease caused by M. tuberculosis
Tuberculosis
Atypical Pneumonia: Management
1. Healthy patients (< 60 years of age with no comorbidities - no recent antibiotic use): a.
A macrolide, such as _______ (Zithromax), clarithromycin (Biaxin), erythromycin, fluoroquinolones, or doxycycline
azithromycin
Typical Pneumonia: Management
- Patients with other health problems (e.g., COPD, diabetes, heart failure, or cancer or > 60 years of age, no recent antibiotic use):
a. Fluoroquinolone, such as _________ (Levaquin), gemifloxacin (Factive), or moxifloxacin (Avelox), or beta-lactam plus a macrolide
levofloxacin
Typical Pneumonia: Management
1. Healthy patients (< 60 years of age with no comorbidities - no recent antibiotic use): a.
A macrolide, such as _________ (Zithromax), clarithromycin (Biaxin), erythromycin, or doxycycline
azithromycin
Laboratory/Diagnostics Pneumonia
1. ______ WBCs (maybe low in immunocompromised
or elderly)
2. Infiltrates by CXR
3. GS and culture if indicated
4. CXR and consider blood cultures as needed
Elevated
Atypical Pneumonias: Pathogens
Caused by atypical pathogens such as
C_______ pneumoniae
Chlamydophila
Atypical Pneumonias: Pathogens
Caused by atypical pathogens such as
M________ pneumoniae
Mycoplasma
Atypical Pneumonias: Pathogens
Caused by atypical pathogens such as
L_______ pneumophila,
Legionella
Atypical Pneumonia: Signs/Symptoms
- Cough
- Headache
- ______ _________
- Excessive sweating
- Fever
- Soreness in the chest
Sore throat
Typical Pneumonia: Signs/Symptoms Fever/shaking chills Purulent sputum Lung \_\_\_\_\_\_\_\_ on physical exam Malaise Increased fremitus
consolidation
_________ pneumoniae is the most common etiological agent of community-acquired pneumonia (CAP) in adults.
Streptococcus
________
Inflammation of the lower respiratory tract as microorganisms gain access by aspiration, inhalation, or hematogenous dissemination; accounts for 10% of admissions to medical services
Pneumonia
Out-Patient Management: (Chronic Bronchitis/Emphysema) .*
5. Inhaled tiotropium bromide (______) promotes bronchodilation
Spiriva
Out-Patient Management: (Chronic Bronchitis/Emphysema) .*
- Inhaled ipratropium bromide (______) or
sympathomimetics: Mainstay of therapy
Atrovent
Out-Patient Management: (Chronic Bronchitis/Emphysema) .*
3. _____ drainage may clear excess secretions
Postural
Out-Patient Management: (Chronic Bronchitis/Emphysema) .*
2. Avoidance of irritants or ______
allergens
Out-Patient Management: (Chronic Bronchitis/Emphysema) .*
________ of smoking
Discontinuation
Patients usually have features of both (Chronic Bronchitis/Emphysema) .
Laboratory/Diagnostics
3. TLC, FRC, and RV maybe ______
increased
Patients usually have features of both (Chronic Bronchitis/Emphysema) .
Laboratory/Diagnostics
2. FEV1 and all other measurements of expiratory airflow _______
reduced
Patients usually have features of both (Chronic Bronchitis/Emphysema) .
Laboratory/Diagnostics
1. Low, ______ diaphragm by CXR
flattened
Emphysema
8. Total lung capacity ______
increased
Emphysema
7. Hematocrit _____
normal
Emphysema
6. Percussion _______
hyper resonant
Emphysema
5. The Chest A-P diameter ________
increased
Emphysema
4. Body habitus (_____, wasted)
thin
Emphysema
3. ___ sputum (clear)
Mild
Emphysema
- The onset of symptoms after age ___
50
Emphysema
- Progressive, constant ______
dyspnea
Chronic Bronchitis
- Hematocrit _______
increased
Chronic Bronchitis
- _______ on CXR
Hyperinflation
Chronic Bronchitis
- Percussion _____
normal
Chronic Bronchitis
- Chest A-P diameter _______
normal
Chronic Bronchitis
- Body habitus (_____, obese)
stocky
Chronic Bronchitis
- _____ sputum production (purulent)
Copious
Chronic Bronchitis
- The onset of symptoms after age _____
35
Chronic Bronchitis
Intermittent mild to moderate _____
dyspnea
Abnormal, permanent enlargement of the alveoli
Emphysema
Characterized by excessive secretion of bronchial mucus and is manifested by productive cough for three months in at least two consecutive years
Chronic bronchitis
Management Asthma:
6. Antileukotrienes useful in the maintenance of chronic
asthma [e.g., montelukast (_____)]
Singulair
Management Asthma:
5. Inhaled anticholinergics [e.g., ____ ______
(Atrovent)] may be added if necessary
ipratropium bromide
Management Asthma:
4. If symptoms persist, increase inhaled corticosteroids or add long-acting B2 adrenergic agonists [e.g.,
Salmeterol
(_____)]; other options: ________ or antimediators
Serevent
theophylline
Management Asthma:
2. Daily maintenance with inhaled corticosteroids (e.g., Budesonide (Pulmicort), Triamcinolone (Azmacort, etc.)]
a. Side effects include candidal infection of the
oropharynx, dry mouth, and _____ _____
sore throat
Management Asthma:
2. Daily maintenance with inhaled corticosteroids (e.g., Budesonide (______), Triamcinolone (_______, etc.)]
a. Side effects include candidal infection of the
oropharynx, dry mouth, and sore throat
Pulmicort
Azmacort
Management Asthma:
Short-acting B2 adrenergic agonist [e.g., Albuterol (_______)] for symptom relief or before exercise
Proventil
Laboratory/Diagnostics Asthma:
5. The chest x-ray is ________ unless to rule out other conditions; may show hyperinflation
unnecessary
Laboratory/Diagnostics Asthma:
5. The chest x-ray is ________ unless to rule out other conditions; may show hyperinflation
unnecessary
Laboratory/Diagnostics Asthma:
4. Initially, respiratory _____ expected as the primary acid/base imbalance
alkalosis
Laboratory/Diagnostics Asthma:
3. Will generally see improvement in FVC or FEV 1 of 15% or FEF 25 to 75 of __% after an inhaled bronchodilator
25%
Laboratory/Diagnostics Asthma:
2. PFTs reveal abnormalities typical of obstructive dysfunction
b. Hospitalization is recommended if peak flow is < ___
liters/minute initially or does not improve to > 50%
predicted after one hour of treatment.
60
Laboratory/Diagnostics Asthma:
2. PFTs reveal abnormalities typical of obstructive dysfunction
a. Hospitalization is recommended if the initial FEVI is <
____% predicted or does not increase to at least 40%
predicted after one hour of vigorous therapy.
30
Laboratory/Diagnostics Asthma:
Slight WBC elevation with _________
eosinophilia
Signs/Symptoms of Asthma:
** Ominous signs include fatigue, absent breath sounds, _______ chest/abdominal movement, inability to maintain recumbency, cyanosis, and others **
paradoxical
Signs/Symptoms of Asthma:
- Pulsus paradoxus > ___ mm Hg
- Hyperresonance
- Cough
- Chest tightness
12
Signs/Symptoms of Asthma:
6. Pulse > ____ bpm
110
Signs/Symptoms of Asthma:
5. Respiratory rate > ____ bpm
28
Causes Asthma:
- Dust mites
- Pets (cat, dog)
- Cockroaches
- Indoor molds
- _________
- Cigarette smoke
Exercise
_________
Increased responsiveness of the trachea and bronchi to stimuli, manifested by narrowing of the airways; hypertrophy of smooth muscle, mucosal edema and hyperemia, thickening of the epithelial basement membrane, hypertrophy of mucus glands, acute inflammation, and plugging of airways by thick, viscid mucus
Asthma
Management Acute Bronchitis: 1. Supportive treatment 2. Humidifiers 3. Increase fluid intake 4. Cough suppressants used judiciously 5. Analgesics for chest soreness or fever 6. B2 adrenergic agonists [Albuterol (Proventil)] for wheezing 7. Antibiotics indicated only for bacterial infections a. \_\_\_\_\_\_\_\_\_\_ b. Doxycycline c. Trimethoprim-sulfamethoxazole
Macrolides
Laboratory/Diagnostic Findings Acute Bronchitis:
- Usually, none indicated
- If the diagnosis is unclear:
a. ________ culture and sensitivity
b. CXR
Sputum
Physical Exam Findings Acute Bronchitis:
- No evidence of lung consolidation
a. Clear to auscultation
b. Resonance to percussion
c. Upper airway rhonchi clear with coughing - ______ or low-grade temperature (viral)
- More pronounced temperature (bacterial)
Afebrile
Signs/Symptoms of Acute Bronchitis
- Productive cough
- _________
- Wheezing
Headache
Causes/Incidence of Acute Bronchitis:
4. Most common in patients < ____ years old
50
Causes/Incidence of Acute Bronchitis:
3. Increased incidence in _____
smokers
Causes/Incidence of Acute Bronchitis:
2. Bacterial: Mycoplasma pneumoniae, Streptococcus
pneumonia, _____, Moraxella catarrhalis
H. flu
Causes/Incidence of Acute Bronchitis:
Viral: Rhinovirus, ______, adenovirus
coronavirus
Systemic disease caused by M. tuberculosis
Tuberculosis
- The most common clinical presentation is pulmonary disease
Tuberculosis
Tuberculosis
2. Other sites of involvement include lymphatics, genitourinary, ______, meninges, peritoneum, and the heart
bone
Tuberculosis
3. Patients at increased risk include those in crowded living conditions; the institutionalized; ____-positive persons; and those afflicted with diabetes, chronic renal insufficiency, malignancy, malnutrition, and other forms of immunosuppression.
HIV
Tuberculosis Signs/Symptoms 1. Majority of patients are asymptomatic 2. \_\_\_\_, anorexia 3. Dry cough progressing to productive and sometimes blood-tinged 4. Weight loss, low-grade fever 5. Night sweats
Fatigue
Laboratory / Diagnostics: Tuberculosis
- Definitive diagnosis by culture of M. _____ X 3
- AFB smears are presumptive evidence of active TB
- Small homogeneous infiltrate in upper lobes by CXR
- PPD shows exposure: Not diagnostic for active disease; repeat CXRin six months
tuberculosis
Laboratory / Diagnostics: Tuberculosis
2. ___ smears are presumptive evidence of active TB
AFB
Laboratory / Diagnostics: Tuberculosis
3. Small homogeneous infiltrate in _____ lobes by CXR
upper
Laboratory / Diagnostics: Tuberculosis
4. ______ shows exposure: Not diagnostic for active disease; repeat CXRin six months
PPD
Management: Tuberculosis
1. The local health department should ____ notified of all cases of TB.
be
Management: Tuberculosis
2. Hospitalization is not required but should be considered if the patient is non-compliant or is likely to expose susceptible individuals ( _______ pressure room).
negative
Medication Regimen: Tuberculosis
1. _____ 300 mg, rifampin 600 mg, pyrazinamide 1.5 to 2.0 gm, and ethambutol 15 mg/ kg initially
Isoniazid
Medication Regimen: Tuberculosis
2. If the isolate proves to be fully susceptible to INH and RIF, then the fourth drug may be _____.
dropped
Medication Regimen: Tuberculosis
3. Continue the first three drags daily for ___ months, then four more months of INH and RIF daily.
two
Medication Regimen: Tuberculosis
4. Persons with HIV should be treated for ____ months.
nine
Medication Regimen: Tuberculosis
5. A variety of DOT options are also available at ________ times weekly dosing,
twice/three
Monitoring Therapy: Tuberculosis
1. Patients with pulmonary TB should have _____ sputum smears and cultures for the first six weeks after initiation of therapy, then monthly until negative, cultures documented.
weekly
Monitoring Therapy: Tuberculosis
2. Continued symptoms or positive cultures after ____ months should raise the suspicion of drug resistance. “
three
Baseline Evaluation: Tuberculosis
1. Liver function studies, CBC, and serum _____ should be obtained at baseline.
creatinine
Baseline Evaluation: Tuberculosis
2. Patients taking ethambutol should be tested for visual acuity and ______ color perception.
red-green
Chemoprophylaxis
Those with a positive skin test should receive six months of INH:
- A positive test is ____ mm for HW infected persons, contacts of a known case, or persons with a chest film typical for TB.
5
Chemoprophylaxis
Those with a positive skin test should receive six months of INH:
- A positive test is ___ mm for immigrants from high prevalence areas, or those in high-risk groups, or health care workers.
10
Chemoprophylaxis
Those with a positive skin test should receive six months of INH:
- A positive test is ____ mm for all others not in high prevalence groups.
15
Pulmonary Function Tests
The volume of gas forcefully expelled from the lungs after maximal inspiration FEV1
FVC
Pulmonary Function Tests
The volume of gas expelled in the first second of the FVC maneuver
FEV1
Pulmonary Function Tests
Maximal mid-expiratory airflow rate
FEV 25-75
Pulmonary Function Tests
Maximal airflow rate achieved in FVC maneuver
PEFR
Pulmonary Function Tests
The volume of gas in the lungs after maximal inspiration
TLC
Pulmonary Function Tests
Functional residual capacity
FRC
Pulmonary Function Tests
The volume of gas remaining in the lungs after maximal expiration
RV
______ diseases characterized by reduced airflow rates; lung volumes within the normal range or larger
Obstructive
_______ diseases characterized by reduced volumes and expiratory flow rates
Restrictive
Types of Pleural Effusions
- ___________
- Exudates
- Empyema
- Hemorrhagic
Transudates
Gerontology Considerations
Pulmonary
1. Physiologic changes
a. Lungs become _____
stiffer
Gerontology Considerations
Pulmonary
1. Physiologic changes
b. Respiratory muscle strength and endurance _____
diminish
Gerontology Considerations
Pulmonary
1. Physiologic changes
c. The chest wall becomes more _____
rigid
Gerontology Considerations
Pulmonary
d. Total lung capacity remains constant, but:
____ ____ (the volume of air that can be forcibly
exhaled) decreases because of residual volume
increases (the amount of au” remaining in the lungs
after maximum expiration).
Vital capacity
Gerontology Considerations
Pulmonary
1. Physiologic changes
e. ______ AP diameter
Increased
Gerontology Considerations
Pulmonary
1. Physiologic changes
f. __________ to percussion
Hyperresonance
Gerontology Considerations
Pulmonary
1. Physiologic changes
g. Alveolar surface area decreases up to _____%, which
reduces maximal oxygen uptake (i.e., over time,
exercise capacity declines secondary to less “reserve”).
20
Gerontology Considerations
Pulmonary
1. Physiologic changes
h. Alveoli ______ more easily
collapse
Gerontology Considerations
Pulmonary
1. Physiologic changes
i. The number of cilia _______
diminishes
Gerontology Considerations
Pulmonary
1. Physiologic changes
j. The number of mucus-producing cells _____
increases
Gerontology Considerations
Pulmonary
1. Physiologic changes
k. ______ cough reflex
Decreased
Gerontology Considerations
Pulmonary
1. Physiologic changes
l. _______ response to hypoxia and hypercapnia
Decreased
Possible findings/results: Gerontology Considerations
a. ______ pulmonary functional reserve
Reduced
Possible findings/results: Gerontology Considerations
b. D__
DOE
Possible findings/results: Gerontology Considerations
c. Exercise ______
intolerance
Possible findings/results: Gerontology Considerations
d. Decreased chest/lung ______
expansion
Possible findings/results: Gerontology Considerations
e. Less effective _______
exhalation
Possible findings/results: Gerontology Considerations
f. ______ mucus clearance
Decreased
Possible findings/results: Gerontology Considerations
g. ______ risk of atelectasis, infection, and bronchospasm
Increased
Gerontology Considerations:
Pneumonia
1. PEARLS in the Elderly
a. At least ____% of all cases are among adults over 65 years of age.
50
Gerontology Considerations:
Pneumonia
1. PEARLS in the Elderly
b. Those living in a long term care facility have a ___% risk of development over a period of two years.
30
Gerontology Considerations:
Pneumonia
1. PEARLS in the Elderly
c. Most common pathogens: ________ pneumoniae, gram-negative bacilli (Haemophilus influenza, Moraxella catarrhalis, Klebsiella), and Staph aureus
Streptococcus
d. Clinical findings: Gerontology Considerations:
Pneumonia
a. Classic, expected signs may be absent.
b. Weakness; decreased ADLs
c. Anorexia/poor appetite
d. Tachypnea and/or SOB
e. ________
f. Fever with cough productive of sputum
g. Confusion or mental status changes
Tachycardia
e. CXR findings: Gerontology Considerations:
Pneumonia
1. May have ______presentations based on the
offending pathogen
multiple
e. CXR findings: Gerontology Considerations:
Pneumonia
2. ______ pneumonia can present with either
bronchopneumonia, lobar pneumonia, or other
locations on the CXR.
Bacterial
e. CXR findings: Gerontology Considerations:
Pneumonia
3. ______ pneumonia may present as bilateral
interstitial infiltrates.
Viral
e. CXR findings: Gerontology Considerations:
Pneumonia
4. _______ pneumonia may be localized to the right
middle lobe or show diffuse involvement.
Aspiration