Pneumonia Flashcards

1
Q

Rust coloured sputum

A

Streptococcal

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2
Q

Organisms which can cause lobar pneumonia?

A

Streptococcus
Klebsiella
Legionella

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3
Q

Classical acute inflammatory response in lobar pneumonia?

A

Fibrin rich fluid exudate
Neutrophil
Macrophage infilitration
Resolution

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4
Q

Staph/anaerobes/coliforms seen in which type of pneumonia?

A

Aspiration (so probably Bronchopneumonia)

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5
Q

Organisms causing bronchopneumonia

A

More varied – Strep. Pneumoniae, Haemophilus influenza, Staphylococcus, anaerobes, coliforms
Clinical context may help. Staph/anaerobes/coliforms seen in aspiration

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6
Q

Usually mild disease in young patient, cycles occur every 3-4 years
Usually prominent extra-pulmonary symptoms (headache, malaise, myalgia)
Complications: haemolytic anaemia, erythema multiforme, hepatitis, meningoencephalitis

A

Mycoplasma pneumoniae

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7
Q

Pneumonia with neurological symptoms frequently seen, along with GI involvement and deranged liver enzymes, elevated creatinine kinase

A

Legionella

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8
Q

More common in pre-existing structural lung disease (CF, bronchiectasis, COPD and the elderly)

A

Haemophilus influenza, Moraxella catarrhalis

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9
Q

Pneumonia recognised as a cause of endocarditis?

A

Coxiella burnetti (Q fever)

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10
Q

Pneumonia where cavitation and abscess are seen?

A

Pseudomonas areuginosa (this organism is gram negative)

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11
Q

More common in those with history of excess alcohol (bacteraemia more likely), poor dental hygiene, diabetes and other co-morbidities

A

Klebsiella (this organism is gram negative)

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12
Q

Chlamydophila psittaci

A

Acquired from birds

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13
Q

Features of legionella pneumonia?

A

GI symptoms, neurological symptoms often seen

Deranged liver enzymes, elevated creatinine kinase

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