Pulmonology Flashcards
bronchial tree develops at?
16 weeks gestation
when does most alveolar development occur?
after birth
examples of obstructive defects are
asthma, bronchiolitis and foreign body aspiration
restrictive defects are
pulm edema, scoliosis, pulm fibrosis, muscle weakness
inspiratory stridor indicates what 2 things?
croup and laryngomalacia
is laryngomalacia worse in supine or prone position?
supine
expiratory wheezing suggests?
intrathoracic obstruction
HIB and strep pypogenes cause?
epiglottits
sitting forward in tripod w/ neck hyperextension is reflective of?
epiglottitis or retropharyngeal absence
thumb print on lateral radiograph? cherry red swollen epiglottis?
HIB epiglottitis
management of epiglottitis
nasotracheal intubation w/ out causing distress
what should be given to close contacts to those w/ HIB epiglottis?
rifampin
medical treatment of epiglottis?
3rd or 4th generation IV cephalosporin
what are the 2 different types of croup?
viral and spasmodic
what is the age group for viral croup?
3 months - 3 years
what is the most common cause for viral croup?
parainfluenza virus
croup caused by hypersensitivity at night?
spasmodic croup
treatment for spasmodic croup?
systemic corticosteroids
tx for croup w/ respiratory distress
recemic epinephrine aerosols
ap radiograph of neck in viral croup shows?
steeple sign of subglottic narrowing