Pulmonary Flashcards

1
Q

Leading cause of infant hospitalization

A

Acute bronchiolitis

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2
Q

Peak age of acute bronchiolitis

A

6 mo

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3
Q

Age most common for bronchiolitis

A

First 2 years

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4
Q

Monoclonal antibody used for acute bronchiolitis, particularly seasonally.

A

“Synagis”

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5
Q

Can you treat acute bronchitis with antibiotics?

A

No, usually not. 90% viral

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6
Q

“Seal like” cough.

A

CROUP

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7
Q

Age for group.

A

36mo-7yrs

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8
Q

Main at home treatment for coup.

A

Cool humidifier

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9
Q

“Steeple sign”

A

CROUP

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10
Q

Common differential for croup

A

Epiglottis

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11
Q

Sx: Use accessory muscles. Strider.

Exam: Cyanosis. Tachypnea

CXR: Steeple sign

A

CROUP

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12
Q

Cause high mortality in infants and elderly

A

Influenza

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13
Q

What can happen to young children who have a viral infection when you give them aspirin?

A

Reye syndrome 30% mortality

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14
Q

Tests for influenza

A

Rapid influenza diagnostic tests

Reverse transcriptase polymerase chain reaction

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15
Q

Most common type of Influenza in humans

A

A

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16
Q

Is the cough in influenza productive or non-productive?

A

Non-productive

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17
Q

What particular exposure can lead to acute bronchitis in children?

A

Smoking

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18
Q

“Whooping cough”

A

Pertussis

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19
Q

Is pertussis bacterial or viral?

A

Bacterial. “Bordetella pertusis”-highly contagious!

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20
Q

Diagnosis for pertussis?

A

Culture and PCR-nasal swab

21
Q

Tx for pertussis

A

Azithromycin!

Keep elevate to cough stuff out.

Supportive care

22
Q

Caseating granuloma in the apical lung

23
Q

TB is caused by_________

A

Mycobacterium-obligate aerobe-“LIKES O2!”

24
Q

HOw long does acute bronchitis usually last?

A

5 days and up to 3-4 weeks

25
Risk factors for acute bronchitis:
Smoking. Exposure. Compromised immune system
26
Acute bronchiolitis occurs mostly in_______
Infants-leading cause of infant hospitalization
27
What virus causes acute bronchiolitis?
Respiratory Syncytial Virus
28
What season is RSV most common?
Winter Oct-Jan
29
What can happen to children with RSV later in life?
Persistence of airway activity
30
Risk factors for acute bronchiolitis:
<3 mo Low birth weight Low socioeconomic group Crowded living
31
Sx of bronchiolitis
Wheezing URI Sx Cough Irritability Poor feeding Apnea
32
Exam findings of bronchiolitis:
Tachypnea Nasal flaring Fine rales Wheezing Hypoxia
33
Main diagnostic test for bronchiolitis?
RSV rapid viral antigen testing-nasal swab
34
Tx for bronchiolitis
Humidified 02 Bronchodilator Nebulized hypertonic saline Nasal and oral auctioning Nebulized Ribavirin-broad-spectrum antiviral agent-severe cases!
35
Monoclonal antibody for acute bronchiolitis?
Palivizumab (Synagis)
36
A viral infection of the LARYNX, TRACHEA, & the UPPER BRONCHIAL TREE.
Croup
37
How long do Sx of croup usually last?
5-7 days
38
Are labs needed for Croup?
Not usually
39
What is nebulized race ic epinephrine used for?
Tx of croup
40
How long is the incubation period of influenza?
1-4 days
41
How long does viral shedding last for influenza?
5-10 days
42
What virus causes influenza?
Orthomyxovirus-invades airway and respiratory tract cells
43
Which test will allow you to determine if influenze is A or B?
Reverse transcription-polymerase chain reaction testing or viral culture of nasopharyngeal. CRITERION STANDARD!
44
In which patients with influenza would you get a CXR?
Elderly or high risk w/ pulmonary symptoms
45
Should pregnant women get flu vaccines?
Yes, ALL!
46
When would you use neuraminidase inhibitors with influenza?
Within 24-48 hrs. Really only useful for those @ the highest risk.
47
What is the criterion standard for diagnosis of pertussis?
Nasopharyngeal swab for culture of B. Pertussis-takes a long time to get results
48
What is a test you can do in the office to diagnose pertussis in a later stage?
PCR assays and antigen detection