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Infectious Diseases > Respiratory > Flashcards

Respiratory Flashcards

1
Q

CAP likely pathogens

A

Strep pneumoniae
Haemophilus influenzae
Atypicals (Mycoplasma, Legionella, Chlamydia, Coxiella)
Rarely Staph aureus post influenza

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2
Q

Test for Legionella

A

Legionella urinary antigen

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3
Q

Elements of CURB65 score

A 
Confusion (new)
Urea > 7
Resp rate > 30
BP <90 systolic, <60 diastolic
>65 years old

0-2 = mild/moderate
3 or more = severe

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4
Q

Treatment and duration for mild/moderate CAP

A

Amoxicillin
If penicillin allergic –> Doxycycline
Treat for 5 days

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5
Q

Treatment and duration for severe CAP

A

Co-amoxiclav IV + Doxycycline PO

Treat for 7 days

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6
Q

Hospital acquired pneumonia likely pathogens

A

Strep pneumoniae
Haemophilus influenzae
Coliforms e.g. E.coli, Klebsiella, Pseudomonas

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7
Q

Treatment and duration for non-severe HAP

A

Amoxicillin
If penicillin allergic –> Doxycycline
Treat for 5 days

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8
Q

Treatment and duration for severe HAP

A

IV Amoxicillin and Gentamicin

Treat for 7 days

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9
Q

Treatment of non severe aspiration pneumonia

A

Amoxicillin and metronidazole PO

5 days

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10
Q

Treatment of severe aspiration pneumonia

A

IV Amox Met and Gent

7 days

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11
Q

Exacerbation of COPD likely pathogens

A

Strep pneumoniae

H. influenzae

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12
Q

Treatment of infective exacerbation of COPD

A

Amoxicillin or doxycycline

5 days

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13
Q

Which organism causes whooping cough

A

Bordetella pertussis

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14
Q

Who gets mycoplasma pneumoniae?

A

children and young adults

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15
Q

What is Q fever?

A

pneumonia or fever of unknown origin caused by Coxiella burnetti
from sheep/goats

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16
Q

Where does Chlamydophilia psittacosis come from?

A

Pet birds

17
Q

Opportunistic infection seen in HIV patients

A

PCP (pneumocystis jirovecii)

18
Q

Which treatment should be given as PCP prophylaxis and when?

A

Co-trimoxazole

When CD4 < 200

19
Q

Clinical features of lung abscess

A 
Swinging fever
Cough
Purulent foul-smelling sputum
Pleuritic chest pain
Haemoptysis
Malaise
Weight loss
20
Q

Which organisms cause caveatting lesions on CXR?

A

TB
Klebsiella
Enterobacteria

21
Q

Which type of pneumonia may complicate the flu?

A

Staph aureus

22
Q

Who gets Klebsiella pneumonia?

A

Elderly
Diabetics
Alcoholics

23
Q

Red jelly sputum

A

Klebsiella

24
Q

Mucoid sputum

A

Chlamydia psittaci

25
Q

Rusty sputum

A

Pneumococcal

26
Q

Alcoholic with pneumonia

A

Klebsiella (risk of aspiration)

Infectious Diseases (9 decks)

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