Pneumonia ⚜ Flashcards

1
Q

Gram positive lancet-shaped diplococci

A

Streptococcus pneumoniae

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2
Q

Part of the endogenous flora of 20% of adults

A

Streptococcus pneumoniae

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3
Q

Pleomorphic gram negative bacilli

A

Haemophilus influenza

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4
Q

Life-threatening acute LRTI in children

A

Haemophilus influenza

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5
Q

Ubiquitous colonizer of the pharynx

A

Haemophilus influenza

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6
Q

In H. influenza Encapsulated form produces

A

Haemocin

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7
Q

The most frequent cause of severe invasive disease

A

Haemophilus influenza Type B

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8
Q

IV drug users

A

Staphylococcus aureus

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9
Q

Important cause of hospital acquired pneumonia

A

Staphylococcus aureus

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10
Q

Most frequent cause of gram negative bacteria pmeumonia

A

Klebsiella pneumoniae

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11
Q

Debilitated, malnourished patient and chronic alcoholics

A

Klebsiella pneumoniae

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12
Q

Invades blood vessels with consistent extrapulmonary spread

A

Pseudomonas aeruginosa

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13
Q

Cystic fibrosis

A

Pseudomonas aeruginosa

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14
Q

Pontiac fever

A

Legionella pneumophilia

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15
Q

Artificial aquatic environment

A

Legionella pneumophilia

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16
Q

Patchy consolidation of the lung

A

Bronchopneumonia

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17
Q

More often Multilobar

A

Bronchopneumonia

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18
Q

Frequently bilateral and basal

A

Bronchopneumonia

19
Q

Well develop lesions; slightly elevated, granular, gray-red to yellow and poorly delineated

A

Bronchopneumonia

20
Q

Etiologic agents of Bronchopneumonia

A
Staph
Strep
Pneumococci
H. Influenza
P. aeruginosa
21
Q

Fibrinosuppurative consolidation of an ENTIRE LOBE

A

Lobar pneumonia

22
Q

Causative agent of Lobar pneumonia

A

Strep. pneumoniae

23
Q

Particle size: Deposited largely turbulent airflow of nose and upper airways

A

> 10mm

24
Q

Particle size: lodge in the trachea and bronchi

A

3-10mm

25
Q

Particle size: deposited in the terminal airways and alveoli

A

1-5mm

26
Q

Particle size: Remain suspended in the inspired be exhaled

A
27
Q

Spread through PORES OF KOHN

A

Lobar pneumonia

28
Q

Heavy, BOGGY, red vascular engorgement, numerous bacteria and few PMNs

A

Congestion/edema

29
Q

Massive confluent exudation of RBCs

A

Red Hepatization

30
Q

Fibrin in alveolar space

A

Red Hepatization

31
Q

Red, firm, airless and liver-like appearance

A

Red Hepatization

32
Q

Progressive disintegration of red cells, persistence of fibrinosuppurative exudate

A

Grey Hepatization

33
Q

Grayish, brown, dry surface

A

Grey Hepatization

34
Q

Microscopic:
Predominant: NEUTROPHILS
Abundant fibrin deposits
Absence of bacteria

A

Grey Hepatization

35
Q

Corresponds to successful contamination of the infection and improve in gas exchange

A

Grey Hepatization

36
Q

Consolidation exudate within alveolar space

A

Resolution

37
Q

Enzymatic digestion

A

Resolution

38
Q

Dominant: MACROPHAGE

A

Resolution

39
Q

Complications of Pneumonia

A

Bacteremic dissemination
Abscess formation
Organization - soft tissue
Empyema

40
Q

Typical pathogens of Pneumonia

A

strep. Pneumoniae
h. Influenza
s. Aureus
Gram - (Pseudomonas and Kliebsella)

41
Q

Patient has unprotected airway significant gingivitis

A

Suspect ANAEROBES

42
Q

Most common cause of CAP

A

Streptococcus pneumoniae

43
Q

Most obvious risk factor for Ventilator Associated Pneumonia

A

Endotracheal Tube (ETT)

44
Q

Treatment of px without risk factor for MDR pathogens

A

Fluoroquinolone
Ampicillin/Sulbactam
Ceftriaxone
Ertapenem