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90 Cards in this Set

  • Front
  • Back
acute bronchitis most common during which months?
winter and early spring
Acute bronchitis S/S?
cough preceded by nasal congestion, sore throat, malaise, HA and sneezing, Rhonchi, crackles, or wheezing
Acute bronchitis TX
1. supportive
2. decongestants and ihaled bronchodilators
Most common cause of RSV?
Acute bronchiolitis
Acute bronchiolitis s/s?
diffuse wheezing, variable fever, cough, tachypnea, difficulty fedding, cyanosis
PE of acute bronchiolitis?
hyperinflation, crackles and prolonged expiration and wheezing
DX of acute bronchiolitis?
based on clinical findings and isolation of offending organisms
TX of acute bronchiolitis?
1. bronchodilator for wheezing
2. antiviral-Ribavirin, by aerosolization for RSV
Acute epiglottis is what?
rare, medical emergency
acute epiglottitis is noted in who and caused by what?
1. adolescents and adults
2. h. flu type b
s. pneumoniae
staph aureus
candida albicans
herpes simplex virus
decreased frequency of this dz in children w/dev. and use of the h. flu type b vaccine?
acute epiglottitis
Acute epiglottitis s/s?
pt appears anxious and toxic
fever, muffled voice and cyanosis

2. prefer sitting position, children have "sniffing" or "tripod" position

3. sitting up with chin forward and neck slightly extended
late symptoms of epiglottitis?
stridor, drooling and trouble handling secretions
what is important to know and seen in epiglottits?
exam of upper airway should be avoided and if pt is examined the epiglottitis is cherry red and swollen
DX of epiglottitis?
lateral soft tissue neck xray show (THUMPRINT SIGN)
Epiglottitis treatment?
AIRWAY MANANGEMENT IS KEY!!!
2. humidified oxygen and IV fluids
2. cefuroxime
3. chloramphenicol
4. cefotaxime
4. ceftriaxone
5. cefazolin
6. ampicilling-sulbactam
An acute inflammatory dz of the larynx involving mainly the subglottic area?
Croup
Croup affects who and occurs when?
younger children, fall and early winter
common cause of croup?
1. RSV
2. Influenza
3. adenovirus
4. Mycoplasma pneumonia
Croup s/s?
barking cough and stridor
What shows on lateral neck xray of croup?
narrowing of hte subglottic area and normal epiglottitis
treatment of croup?
supportive care, oral hydration, mist therapy, and minimal handling for mild croup
pts with stridor are treated?
active intervention
1. oxygen
2. racemic epi
3. glucocorticoids
artificial airway may be needed in severe cases
Influenza defintion?
common resp. infxn caused by influenza A or B
how is influenza spread?
respiratory droplets
this has a 1-3 day incubation period
influenza
abrupt onset of fever, chills, myalgias, HA and a non-productive cough
influenza
coryza and sore throat are common with this?
influenza
what does a PE show with influenza?
mild pharyngeal erythema, cervical adenopathy, and clear nasal drainage
how do you diagnosis influenza?
Viral culture from throat and nasal or immunoassays can be used for rapid detection
treatment of influenza A?
1. rimantadine and amantadine-shorten the course
Zanamivir and oseltamivir are active against what?
influenza A and B
S/E of zanamivir and oseltamivir?
1. zanamivir-bronchospasms
2. oseltamivir-nausea and vomiting
mainstay prevention of influenza?
inactivated influenza vaccine
Whooping cough is seen in what?
Pertussis
pertussis more common in who?
young children and infants
what is the organism in volved with pertussis and the incubation period?
bordatella pertussis
6-14 days
what are the three stages of pertussis?
1. catarrhal
2. paroxysmal
3. convalescent
this stage of pertussis is sneezing, injected conjunctivae, and nocturnal cough
catarrhal stage
this stage present with cough with whooping sound, mucous plug maybe expellled, vomiting and scattered rhonci
paroxysmal stage
this stage the cough disappears?
convalescent stage
dagnosis of pertussis?
clinical findings and whooping cough, lymphocytosis and nasal swab culture for b. pertussis
what is the the diagnostic procedure for b. pertussis
nasal swab culture
what is the antibiotic of choice for pertussis?
erythromycin
what other antibiotics can you use in pertussis?
bactrim, azithromycin or clarithromycin
what is the prevention of pertussis?
exposed individuals should be treated with erythromycin and immunizations.
what are the immunizations given for prevention of pertussis?
DTaP every 8wks starting at 2mths for total of 3 injections. 4th dose at 15 to 18 mths, and booster at age 5
microaspiration of oral contents, inhalation of small droplets or hematogenous spread?
bacterial pneumonia
productive cough, dyspnea and pleuritic chest pain and fever?
bacterial pneumonia
what are some other s/s of pneumonia that could occur?
confusion, dehydration, loss of appetite or failure to thrive.
foul-smelling sputum?
aspiration pneumonia
what is found on PE in bacterial pneumonia?
increased resp. rate, bronchial breath sounds and egophony, dullness to percussion, decreased breath sounds
what is the diagnosis of bacterial pneumonia?
leukocytosis, positive sputum gram stain and culture
Lobar pneumonia shows what on cxr?
density involves a distinct segment of the lung.
s. pneumoniae, h. flu and legionella species are noted in what pneumonia?
Lobar pneumonia
bronchopneumonia shows what on cxr?
patchy infiltrates involving multiple areas of the lung
what organisms are involved with bronchopneumonia?
s. aureus, gram-negative bacilli, mycoplasma, chlamydia, and viruses
interstitial pneumonia shows what on cxr?
fine, diffuse, granular infiltrates.
what organisms involved in interstitial pneumonia?
influenza, CMV, and pneumocystis carinii
this presents with loss of lung tissue and cavity formation?
lung abscess-noted infections due to anaerobes
histoplasmosis, coccidiomycosis and cryptococcosis show what on CXR?
nodular lesions, multiple or single
what is viral pneumonia caused by?
M. pneumonia, C. pneumonia, adenovirus, parainfluenza, influenza a and b and RSV
this pneumonia is seen in pts younger than 40yrs
m. pneumonia
late summer and early fall this pneumonia common in?
m. pneumonia
a non-productive cough, fever, malaise, and HA.
viral pneumonia
HA and sore throat are common in what pneumonia?
mycoplasma, chlamydia infections
what does a cxr show in mycoplasma and chlamydia pneumonia?
unilateral or bilateral patchy lower lobe infiltrates
rapid viral screens are available for detection of what?
influenza
whats the treatement of mycoplasma and chlamydia pneumonia
tetracycline and macrolides
what are considered fungal pneumonia?
1. hisoplasma capsulatums and coccidioides immitis
this is caused by bat exposure and more common in midwestern (ohio and mississippi river valleys) and SE US.
Histoplasmosis
this infection is noted in cave explorers, due to exposure to bat guano
histoplasmosis
coccidioidomycosis is more common in?
central california, arizona, new mexico and texas and more common in summer
2 wks after exposure pts have high fever, ha, nonproductive cough and dull chest pain
histoplasmosis
pts maybe asymptomatic or present w/fever, pleuritic chest pain, dry cough, and SOB
coccidioidomycosis
how do you diagnose histoplasmosis?
fungal culture or antigen testing
cxr shows what in histo?
patchy infiltrate and mediastinal lymphadenopathy
how do you diagnose coccidioid?
fungal culture, eosinophilia, sputum may show spherules, organism can be noted on silver stain
coccidoid treatment?
most cases resolve spontaneously. Diseeiminated dz-AMPHOTERICIN B
histo treatment?
itraconazole or amphotericin B
Organism in HIV pneumonia?
pneumocystis carinii
HIV pts have what cd4 count levl?
cd4 count less then 200
fever, dry cough, dyspnea, weight loss, fatigue and tachypnea?
p. carinii
how do you diagnose p. carinii?
1. lactate dehydrogenase (LDH) elevated.
2. Gallium scan is positive
what does p. carinii show on cxr?
diffuse interstitial infiltrates. BUTTERFLY PATTERN
what is the treatment of choice for p. carinii?
bactrim or pentamidine is treatment of choice
what can be given in P. carinii if presence of severe respiratory compromise?
steroids
lower resp. tract infxn in young?
RSV
low grade fever, wheezing, retractions, crackles and hyperinflation?
RSV
how do you diagnose RSV?
rapid detection of RSV antigen thru enzyme-linked immunosorbent assay or fluorescent antibody staining in nasal or pulm secretion is very sensitive