Lecture 15 Pediatric Lung and Airway Flashcards Preview

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Flashcards in Lecture 15 Pediatric Lung and Airway Deck (20)
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1
Q

Stridor is typically due to a _____ obstruction. Wheezing is due to a ____ obstruction

A

extrathoracic, intrathoracic

2
Q

stridor vs wheezing:

which can be due to smaller airway obstruction? Which is typically associated with upper airway?

A

wheezing, stridor

3
Q

with a ____ obstruction, inspiration and expiration do not vary in airflow

A

fixced

4
Q

example of fixed obstruction:

A

laryngeal or tracheal web

5
Q

a flow volume loop flattening on inhalation is indicative of a _____ problem; ie ____

A

extrathoracic; vocal cords and above

6
Q

a flow volume loop flattening on exhalation is indicative of a _____ problem, ie lesions below the ____

A

intrathoracic;

larynx

7
Q

2 examples of variable extrathoracic obstruction:

A

vocal cord dysfunction, obstructive sleep apnea

8
Q

2 examples of variable intrathoracic obstruction

A

endobronchial tumor, tracheal tumor

9
Q

RSV is most common from ___ to ____ in the midwest

A

Nov-april

10
Q

RSV is the most common cause of ____ and ____ in infants. It is called the “happy _____”

A

pneumonia, bronchiolitis;

wheezer

11
Q

in older children, RSV causes ____

A

otitis media

12
Q

in infants, RSV can cause ______; treatment is ____

A

apnea;

supportive (O2 and IV fluids)

13
Q

prevention of RSV?

A

palivizumab (monoclonal Ab)

14
Q

Parainfluenza causes _____ aka ____ in infants

A

laryngotracheobronchitis, croup

15
Q

Croup characteristcs:
inspiratory ____ due to submucosal edema in the trachea;
_____ cough

A

stridor;

harsh, barking “Seal like”

16
Q

characteristic x-ray finding of patients with croup

A

“steeple sign” (narrowing of trachea due to edema

17
Q

children with acute respiratory distress often assume the ____ position to maximize airway opening

A

tripod

18
Q

unvaccinated kid presents with drooling, respiratory distress, and stridor– probably diagnosis?

A

Hemophilus (epiglottis)

19
Q

characteristic finding of HiB infection:

A

thumbprint sign (thickening of epiglottitis)

20
Q

symptoms: pseudomembranous pharyngitis, lymphadenopathy;

diagnosis =

A

diptheria