RSV and PIV

Question 1

Complication of URI that creates tracheal constriction below the vocal chords

Answer 1

Croup

Question 2

Major cause of Croup

Answer 2

parainfluenza virus

**THIS IS A MUST KNOW*

Question 3

What is another cause of croup that is not the main cause (PIV)

Answer 3

RSV

Question 4

How many serotypes of the PIV virus?

Answer 4

4

Question 5

Can PIV virus mutate?

Answer 5

not easily due to non-segmented genome

Question 6

Parainfluenza virus affects cells of the

Answer 6

upper respiratory tract

Question 7

What causes tracheal constriction below the vocal chords in children who are infected with parainfluzena virus (or RSV)

Answer 7

inflammatory response

Question 8

Once you have PIV as a child, can you get it again?

Answer 8

YES

lifelong immunity is not observed, but repeat infections are mild.

Question 9

Which is more severe, Croup caused by parainfluenza virus (PIV) or Respiratory Syncytial virus (RSV)

Answer 9

Respiratory Syncytial virus (RSV)

Question 10

What are the four clinical manifestations associated with Respiratory Syncytial virus (RSV)

Answer 10

1. cough
2. dyspnea
3. CYANOSIS**
4. Sometimes Croup

Question 11

If an infant has clinical RSV symptoms, what do you do next?

Answer 11

rapid antigen test gives you a distinctive diagnosis quickly

Question 12

What is the most common etiology of lower respiratory tract infection in children under 4 years old

Answer 12

Respiratory Syncytial virus (RSV)

Question 13

What are the increased risks associated with Respiratory Syncytial virus (RSV) infection

Answer 13

1. premature birth
2. underlying disease
3. born 3-4 months before RSV season is worst*****

Question 14

SARS transmission

Answer 14

respiratory
AND
fecal oral

Question 15

What type of virus is associated with SARS

Answer 15

coronavirus

Question 16

What type of virus is associated with MERS

Answer 16

coronavirus

Question 17

Why are coronaviruses dangerous?

Answer 17

multiple threat agents- GI and respiratory symptoms