extra questions - pulm 1 quiz

Question 1

is hypothyroidism associated with hyper or hypocapnia

Answer 1

hypercapnia

Question 2

how much radiation is in a CXR

Answer 2

10 days of natural background radiation
.1mSv

Question 3

how much radiation is in a standard radiation CT chest

Answer 3

7mSv
2 years of natural background radiation

Question 4

how much radiation is in a low-dose CT chest

Answer 4

1.5 mSv
6 month of natural background radiation

Question 5

what is used to diagnose or rule out PE when CT is contraindicated

Answer 5

V-Q scan

Question 6

what would a V-Q scan look like for obstructive disease (COPD, Asthma)

Answer 6

ventilation - abnormal
perfusion - normal

Question 7

what would a V-Q scan for a Pulmonary embolism look like

Answer 7

ventilation - normal
perfusion - abnormal

Question 8

what could indicate pneumonia on V-Q scan

Answer 8

ventilation - abnormal
perfusion - abnormal

this could also indicate PE or COPD

Question 9

pulmonary angiography is the gold standard for diagnosing what

Answer 9

pulmonary embolism

Question 10

what vein is used for catheterization during a pulmonary angiography

Answer 10

femoral

Question 11

what is the tool used to obtain images during a pulmonary angiography

Answer 11

flouroscopy

Question 12

A filling deficit or abrupt cutoff of a small vessel is indicative of what diagnosis

Answer 12

pulmonary embolism

Question 13

risks include excessive bleeding or clots as well as MI or stroke

Answer 13

pulmonary angiography

Question 14

this procedure directly visualizes the airway

Answer 14

bronchoscopy

Question 15

contraindicated in patients who are taking metformin

Answer 15

CT contrast

Question 16

contraindicated in patients with bleeding diathesisi

Answer 16

this means “increased tendency to bleed/bruise”

bronchoscopy

Question 17

common complications include pneumothorax and hemorrhage

Answer 17

bronchoscopy

also transient hypoxemia

remember “common” in this case is still less than 1% chance

Question 18

In what procedure is radioactive material inhaled

Answer 18

VQ scan

Question 19

what test is indicated for pulmonary artery aneurysms and pulmonary hypertension

Answer 19

pulmonary angiography

Question 20

How would a perforated intestine show on a CXR

Answer 20

free air under the diaphragm

Question 21

MC etiology for this CXR finding is pleural effusion

Answer 21

costophrenic blunting

could also be due to
hemothorax, PE, pleural abscess, ect.

Question 22

why would a procalcitonin be acquired when evaluating bronchitis

Answer 22

to assess whether the cause is bacterial or non bacterial

Question 23

used to assess or diagnose neuromuscular problems affecting respiratory function

Answer 23

spirometry

also used for prevention of pneumonia post surgery or post trauma

Question 24

measures the total volume of air held within the lungs

Answer 24

plethysmography

Question 25

when a decreased FVC is found on spirometry what test should be done

Answer 25

plethysmography

Question 26

what is RV + VC

Answer 26

total lung capacity

Question 27

what is ERV + RV

Answer 27

functional residual capacity

Question 28

If you suspect a patient is havnig respiratory muscle weakness, what should you order

Answer 28

maximal respiratory pressure test (assessed during plethysmography)

Question 29

used to determine adequate control of asthma

Answer 29

peak flow

Question 30

interpretation of this test is done by evaluating FVC, TLC, and FEV1

Answer 30

plethysmography

Question 31

used for the prevention of pneumonia post-surgery or post-trauma

Answer 31

spirometry

Question 32

associated with hypothermia and low cardiac output

Answer 32

hypocapnia (EtCO2<35mmHg)

Question 33

associated with sepsis, shivering and fever

Answer 33

hypercapnia (EtCO2 > 45mmHg)

Question 34

This test is indicated for pulmonary cancer

Answer 34

sputum cytology

Question 35

indicated in TB or asbestosis exposure

Answer 35

sputum cytology

Question 36

what test is used to monitor adequacy of chest compression

Answer 36

Capnography

Question 37

what test ensures ET tube placement

Answer 37

capnography

Question 38

used to monitor patients undergoing anesthesia

Answer 38

capnography

Question 39

how do you deliniate an area of concern from other objects in imaging?

Answer 39

use contrast

Question 40

When CT is contraindicated what can you use? (besides CXR)

Answer 40

VQ scan

Question 41

barium in the eophagus from recent surgery can interfere with what

Answer 41

CT scan results