Pictures

Question 1

What is shown here?

Answer 1

bilateral white out–ARDS

Question 2

What is this?

Answer 2

alveoli close posteriorly when a patient is in a supine position

only the alveoli at the top are open

**rotational therapy/prone positioning can fix this!

Question 3

What is shown here?

Answer 3

this is a patient who was formerly suffering from posteriorly collapsed alveoli from supine positioning. Now they are prone & happy!

Question 4

What is shown here?

Answer 4

this shows the effects of inflammation in an airway

see the infiltration of eosinophils

basement membrane is normal b/c it is only an acute phase reaction

Question 5

What is shown by this histo?

Answer 5

this shows long term asthma

airway remodeling

thickened basement membrane

Question 6

Is this normal nasal mucosa?

Answer 6

yes

Question 7

What is shown here?

Answer 7

an abnormal nasal mucosa, blue mucosa. this is indicative of allergic rhinitis

Question 8

What is shown here?

Answer 8

cobblestoning on the eyelid

indicative of allergic conjunctivitis

Question 9

A 70-year-old women with a history of congestive heart failure is seen in January by her primary care physician with an abrupt onset of fever, cough, and myalgia that requires hospitalization. Two days later, she experiences increasing cough and shortness of breath. Chest X-ray reveals lung infiltrates.

What happened to this patient?

Answer 9

they were immunocompromised & they caught the flu

Question 10

What is this?

Answer 10

RSV–forms synctia w/ multinucleated giant cells b/c of the F fusion protein on the viral cell surface.

Question 11

A 6-week-old infant is brought to the pediatric clinic in respiratory distress. Physical examination is significant for diffuse expiratory wheezing and mild cyanosis. The chest X-ray is suggestive of bilateral pneumonia. The infant is admitted to the intensive care unit. Nasopharyngeal swab and nasopharyngeal washing are sent for culture and direct examination.

Answer 11

this is a patient with RSV

the xray of an RSV child has bilateral perifular fullness

Question 13

A 2-year-old child is brought to the emergency department by worried parents because of a barking cough and inspiratory stridor that got worse at night. The present illness began 2 days earlier with a fever, sore throat, rhinorrhea, and mild cough. Finding on examination include a temperature of 102oF, tachypnea, wheezing, and respiratory distress.

Answer 13

parainfluenza virus–croup

steeple sign on AP chest xray of a child with croup.

steeple sign means that the trachea is closing b/c of the barking cough