Pneumonia Flashcards

1
Q

Cause of interstitial pneumonia

A

Viruses like influenza, RSV and adenovirus

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2
Q

Bacteria that cause atypical (interstitial) pneumonia

A

Mycoplasma pneumonia, Legionella, Chlamydia, Coxiella Burnetti

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3
Q

Patchy distribution pneumonia >1lobe

A

Bronchopneumonia (lobular)

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4
Q

Causes of Lobular pneumonia (bronchopneumonia)

A

S. penumonia, S. aureus, H. influenza, Klebsiella

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5
Q

Exacerbates COPD

A

H. influenzae; Moraxella catarhhalis; Legionella

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6
Q

acute inflamamtory infiltrates from broncioles into adjacent alveoli

A

Bronchopneumonia (lobular)

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7
Q

Intra-alveolar exudate

A

Lobar Pneumonia

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8
Q

CAP Lobar pneumonia

A

S. pneumonia

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9
Q

Alcoholic pneumonia

A

Klebsiella pneumonia

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10
Q

Most common cause of atypical pneumonia in infants

A

RSV

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11
Q

Placenta of animal

A

Coxiella burnetti

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12
Q

Post-transplant immunosupressive therapy cause of pneumonia

A

CMV

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13
Q

Most common cause of secondary pneumonia superimposed on viral pneumonia

A

S. aureus

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14
Q

4 Phases of Lobar Pneumonia

A
  1. Congestion: dilate BV and edema
  2. Red Hepatization
  3. Grey Hepatization
  4. Resolution: healing by type II pneumocytes
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15
Q

Cold hemolytic anemia (IgM)

A

Mycoplasma pneumonia

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16
Q

Air-fluid levels on CXR

A

Lung Abscess

17
Q

Bugs that cause Lung abscesses

A

S. aureus; anaerobes like Bacteroides, Fusobacterium, Peptostreptococcus

18
Q

Transudate

A

Decreased protein content. Due to CHF, nephrotic syndrome, or hepatic cirrhosis

19
Q

Exudate

A

Increased protein content, cloudy, collagen vascular disease, trauma

20
Q

Chylothorax

A

Lymph pleural effusion; thoracic duct injury, malignancy, increased TGs

21
Q

Accumulation of air in pleural space Most often in tall, thin, young males because of rupture of apical blebs

A

Spontaneous pneumothorax

22
Q

Trachea deviates away from affected lung

A

Tension pneumothorax

23
Q

Physical findings associated with pneumothorax

A

dyspnea, unilateral chest expansion, decreased tactile fremitus, hyperresonance, diminished breath sounds on affected side