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what types of human parainfluenza viruses cause problems?
1-3

there is 4, but it doesnt cause issues
What is the major cause of croup?
Human parainfluenza virus
pt presents with voice loss, inspiratory stridor, and "seal bark" cough...what do they have?

cause?
Croup (laryngotracheobronchitis)

parainfluenza
what is stridor?
difficulty of breathing upon inhalation
if you see Steeple sign, what should you be thinking? If it is not the primary thing, what would be your next guess? What was the cause of this second guess? What is the pts. problem?
Epiglottitis (due to Hib)

Croup (laryngotracheobronchitis)

parainfluenza virus

difficulty of breathing upon inhalation
you watch a patient breath and see that they are indrawing (sucking in) while breathing...what do they have? Cause?
Croup (laryngotracheobronchitis)

parainfluenza
mom calls and says their child has had a cold and is now struggling to breathe. What do they likely have? What should the mom do? What should you do to treat?
Croup (laryngotracheobronchitis)--more specifically the child is experiencing STRIDOR

the mom should take the kid to the ER

Treatment: take outside into cooler air, place vaporizer in room, treat fever with acetaminophen
what is the cause of croup in the winter months?
type one and two parainfluenza
what are 3 things that can occur in infants after being affected with RSV?
bronchitis
bronchiolitis
pneumonia (40-90% RSV).
pt presents with persistent cough, wheezing, problems with exhalation, and fever... what are you thinking?
RSV infection
other than infants, what other group does RSV commonly affect?
elderly
this virus is very similar to RSV and causes a similar clinical and epidemiological spectrum...it causes ~15% of LRTI in infants...what is it?
Metapneumovirus (MPV)
where does RSV cause epidemics (probably just read this...tough to word the question)
Epidemics (1)every year, (2)large urban centers, (3)infants
and young children.
is IgG protective for RSV?
NO

IgA in breastmilk is
RespiGam and palivizumab are used for what?
PREVENTION (not treatment) of RSV
what do you give for treatment of RSV? (therapy and drug)
Oxygen therapy, ventillation.

Ribavirin has been used for acute, severe (life-threatening) RSV. Efficacy questioned. Doesn't really work.
this virus is spread by the deer mouse or cotton rat...
Hantavirus