Pneumothorax Flashcards

1
Q

What does Marfan’s syndrome increase the risk for?

A

Acute aortic dissection or rupture

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2
Q

Which pneumothorax tends to have no tracheal deviation?

A

Primary pneumothorax

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3
Q

How is pneumothorax that is less than 2cm managed?

A

Conservatively or
Pleural aspiration

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4
Q

How is a pneumothorax 2cm or larger managed?

A

If symptomatic, they require a chest drain

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5
Q

When should follow up occur?

A

Outpatient clinic 2-4 weeks after presentation, and they require another chest image

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6
Q

How long are patients not permitted to fly on a plane?

A

7 days

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7
Q

How long are patients not permitted to dive for?

A

For life

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8
Q

Where is emergency needle compression located?

A

5th intercostal space, mid axillary line on the side of the pneumothorax

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9
Q
A
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10
Q

What is the first management of tension pneumothorax?

A

NEEDLE THORACENTESIS 5TH INTERCOSTAL SPACE MID AXILLARY LINE.

THEN, you would do a chest drain if they have co-morbiiies

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11
Q

What should always be performed prior to chest drain?

A

Needle throacentesis

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12
Q

When can needle decompression in 2nd ICS mid-clavicular line be performed?

A

Non traumatic pneumothorax

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13
Q

What to do for low risk pneumothorax?

A

Low risk is asymptomatic and less than 2cm. Depends on patient preferences:
Discharge with outpatient follow up in 2 weeks
OR
Aspiration with 16g cannula

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14
Q

What to do if initial management is unsuccessful for low risk?

A

if aspiration is unsuccessful, chest drain insertion

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15
Q

What to do for high risk pneumothorax?

A

Chest drain

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16
Q

What is the management of symptomatic patients with 2cm or larger pneumothorax?d

A

Depends o priorities
Conservative managmeent if wanting to avoid needle

Needle aspiration

Ambulatory devices

17
Q

What are the ambulatory devices?

A

One way valve that allows air to eave pneumothorax and patient can be followed up as outpatient

18
Q

Where is the location of pneumothorax?

A

Between visceral and parietal pleura

19
Q

How does a tension pneumothorax present compared to classic pneumothorax?

A

Absent breath sounds
Tracheal deviation
Haemodynamic instability

20
Q

What causes a non-deviated pneumothorax?

A

Primary spontaneous

21
Q

How to assess chest drain fluid?

A

Fluid should be bubbling and swinging with breathing

22
Q

What should be done for secondary pneumothorax?

A

Definitive management with chest drain or surgical pleurodesis

23
Q

What shold be used for persistent air leaks in patinets not fit fo surgical intervention?

A

Chemical pleurodesis

24
Q

What are the high risk characteristics for pneumothorax?

A

haemodynamic compromise (suggesting a tension pneumothorax)
significant hypoxia
bilateral pneumothorax
underlying lung disease
≥ 50 years of age with significant smoking history
haemothorax

25
What is the ambulatory device?
typically have a one-way valve and vent to prevent air and fluid return to the pleural space while allowing for controlled escape of air and drainage of fluid
26
How does tension pneumothorax affect the heart?
reduced cardiac filling: The direct pressure on the heart, coupled with reduced venous return, impairs both right and left ventricular filling. This can precipitantly lower cardiac output and systemic blood pressure
27
What must be done first in traumatic pneumothorax?
Needle thoracostomy for decompression -> Urgent CXR is uncessary
28
What is the management of less than 2cm pneumothorax which is secondary?
Conservative management with inpatient monitoring