38 - 6 yo with chronic cough Flashcards
what is the sequence of lung findings in children with pulmonary TB?
- hilar adenopathy
- focal hyperinflation
- atelectasis
minimal evidence of lung focus itself
what are dennie-morgan lines?
infraorbital creases that appear due to intermittent edema caused by allergies
infraorbital creases that appear due to intermittent edema caused by allergies
dennie-morgan lines
asthma is characterized by what type of response?
biphasic inflammatory response
what is the biphasic inflammatory response that characterizes asthma?
- early asthmatic reaction (1 hr): mast cells and eosinophils release mediators such as PGs and LTs - vascular permeability, hypersecretion, bronchoconstriction
- late response (2-8 hrs, resolves after 24): neutrophils, eosinophils, lymphocytes infiltrate bronchial epithelium - epithelial destruction, fibrotic remodeling, hyperplasia of bronchial smooth muscle
how are the coughs differentiated between asthma / sinusitis, habitual cough, and bronchitis?
- asthma / sinusitis: worse at night
- habitual cough: disappears at night
- bronchitis: equal during day and night
in well controlled asthma, SABA should not be required more than ____ times per week
2
what medication is used in children with moderate persistent and severe asthma in addition to medium dose inhaled corticosteroids and SABA rescue medication?
LABAs (salmeterol)
children with a new diagnosis of asthma should be followed how often?
- every 2-6 weeks until stabilized
- 1-6 month intervals thereafter
what is peak expiratory flow monitoring used for?
- short term monitoring
- managing exacerbations at home and in ER
- daily long term monitoring of asthma particularly in moderate-severe
what is used as on ongoing tool for monitoring asthma?
peak expiratory flow
