Respiratory Flashcards
What is a beta 2 adrenergic agonist
Relaxes muscles in airway for bronchodilation
Short acting preparation
-albuterol
-levalbuterol
What are anticholinergics
Block acetylcholine and cause bronchodilation and increase effects of beta2
What is usually the cause of bronchiolitis
RSV
Who usually gets bronchiolitis
Children younger than 2
Peak is 3-6 months
What is the most common viral illness in kids
Croup
Who gets croup
Infants/toddlers
Peak 6 months- 3 years
Rare after 6 years
Most common cause of croup
Parainfluenza
What may you expect if a child has a barking cough, strider, and steeple sign
Croup
What is indicated by cherry red epiglottis
Acute epiglotitis
What bacteria may cause epiglotitis
Haemophilus influenzae B (vaccine in 1980)
Streptococcus pneumoniae
Streptococcus A, B, and C
What age group is affected by acute tracheitis
Rare disease
Kids younger than 16
What organism causes acute tracheitis
Staphylococcus (MRSA)
Usually preceded by URI
How will chest X-RAY look different for viral vs bacterial pneumonia
Viral has bilateral infiltrates
Bacterial has lobar involvement
Normal amount of fluid in pleural space
10ml
What is virchows triad
Risk factors for PE:
Hypercoaguability
Vessel wall injury
Stasis