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Flashcards in 4th Year Extras Deck (7)
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1
Q

What can cause symmetrical wheeze

A

Diffuse small

airway obstruction, as in asthma or COPD

2
Q

What can cause asymmetrical or localized wheeze

A

Subtotal
obstruction in a large bronchus - main or lobar bronchus)
Can be a consequence of either endobronchial obstruction (eg due to carcinoma or
foreign body) or exobronchial compression (eg due to large sub-carinal
lymph nodes).

3
Q

Complete bronchial obstruction is associated with a localised wheeze - true or false

A

False

By definition there is no airflow so cannot have a wheeze

4
Q

What does a silent chest in asthma suggest

A

That there is not be sufficient bronchial
airflow to generate a wheeze
This is a danger
sign of impending ventilatory failure and requirement for assisted
mechanical ventilation

5
Q

What causes a wheeze

A

Narrowing of the airways

Can be caused by inflammation

6
Q

What are the major causes of haemoptysis

A

Infection
Infarction
Neoplasia

7
Q

Which infection is associated with rusty

sputum

A

Pneumococcal pneumonia