PULM Flashcards

1
Q

Risk factor for DVT

A

stasis, endothelial injury, hypercoagulability (Virchow!)

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2
Q

Criteria for exudative effusion

A

plerual/serum protein>0.5, pleural/serum LDH>0.6

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3
Q

causes of exudative effusion

A

leaky capillaries, malignancy, TB, bacterial or viral infection, PE w/ infarct, pancreatitis

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4
Q

Transudative effusion causes

A

intact capillaries = CHF, liver or kidney dz, protein losing enteropathy

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5
Q

normalizing PCO2 in pt having an asthma attack indicates what?

A

respiratory muscle fatigue and impending resp failure

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6
Q

Sarcoidosis sx and labs

A

dyspnea, lateral hilar adenopathy on CXR, noncaseating granulomas, increased ACE and hypercalcemia

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7
Q

PFT of obstructive dz

A

Decreased FEV/FVC

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8
Q

PFTof restrictive dz

A

Increased FEV/FVC, decreased TLC

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9
Q

Honeycomb pattern on CXR? Tx?

A

diffuse IPF, steroids may help but mainly give supportive care

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10
Q

Tx for SVC syndrome

A

radiation

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11
Q

Tx for mild persistent asthma

A

Inhaled B-Agonists and inhaled corticosteroids

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12
Q

Tx for COPD exacerbation

A

O2, bronchodilators, corticosteroids w taper, smoking cessation

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13
Q

Tx for chronic COPD

A

smoking cessation, home O2, beta agonists, anticholinergics, systemic inhaled corticosteroids, flu and pneumovax

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14
Q

Acid base disorder in PE

A

resp alkalosis w/ hypoxia and hypocarbia

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15
Q

Non small cell lung CA associated w/ hypercalcemia

A

squamous cell carcinoma

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16
Q

lung CA associated w SIADH

A

small cell lung CA

17
Q

Tall caucasian man presents w acute shortness of breath. Dx?

Tx?

A

Spontaneous pneumothorax

Spontaneously regresses but supplmental O2 may help

18
Q

Tx of tension pneumo

A

immediate needle thoracostomy

19
Q

Characteristics favoring carcinoma in isolated pulmonary nodule

A

Age >45-50, lesions new or larger in comparison to old films, absence of calcifications or irregular calcifications, size >2cm, irregular margins

20
Q

ARDS

A

Hypoxemia and pulmonary edema w/ normal pulmonary capillary wedge pressure

21
Q

SEquelae of asbestos exposure

A

pulmonary fibrosis, pleural placques, bronchogenic carcinoma (mass in lung field), mesothelioma (pleural mass)

22
Q

Increased risk of what infection w/ silicosis?

A

Mycobacterium TB

23
Q

Causes of hypoxemia

A

R to L shunt, hypoventilation, low inspired O2 (altitude), tension, diffusion defect, V/Q mismatch

24
Q

Classic CXR finding for pulmonary edema

A

cardiomegaly, prominent pulmonary vessels, Kerley B lines, bat wing appearance on CXR, perivacular/peribronchial cuffing

25
Q

Westermark’s sign and Hampton’s hump

A

CXR findings suggestive of PE