Respiratory Viruses

Question 1

Orthomyxovirus – RNA enveloped

Answer 1

Influenza

Question 2

Picornavirus + RNA naked

Answer 2

Rhinovirus

Enterovirus

Question 3

Paramyxovirus – RNA enveloped

Answer 3

Parainfluenza
Measles
RSV
Metapneumovirus

Question 4

Coronavirus + RNA enveloped

Answer 4

SARS

MERS

Question 5

What is a major cause of death from the influenza virus?

Answer 5

Secondary bacterial infections (Strep pneumonia, Staph aureus, H. influenza)

Question 6

What is the most common cause of CROUP?

Answer 6

Parainfluenza virus types 1 and 2

Question 7

What are some complications of the measles?

Answer 7

otitis media, croup, pneumonia
Post measles encephalitis
Subacute sclerosing panencephalitis

Question 8

Explain how Rhinovirus is temperature sensitive.

Answer 8

Grows better at 33 than 37

Question 9

What is the new form of enterovirus being seen in the US?

Answer 9

EV-D68

Question 10

How does coronavirus commonly present?

Answer 10

Like the common cold – limited to URT

Question 11

How does the presentation of RSV differ between children < 1 year, children > 1 year and older children and adults?

Answer 11

Children < 1 year: bronchiolitis, pneumonia or both
Children > 1 year: febrile rhinitis and pharyngitis
Older children and adults: common cold

Question 12

Is there a vaccine for Adenovirus?

Answer 12

Not for the general public but there is a vaccine against adenovirus type 4 and 7 for military recruits

Question 13

What virus is Metapneumovirus similar to?

Answer 13

RSV

Question 14

What are two emerging viruses with high mortality?

Answer 14

Hendra and Nipah virus