5.1 mobile radiography

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139 Terms

1

transportable

mobile radiography uses _____ x-ray equipment to bring imaging services to the patient

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2

patient rooms
emergency department
intensive care unit
surgery
recovery rooms
nursery
neonatal units

what are some places mobile radiographs can be taken?

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3

military

mobile radiography was first used in the ______

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4

sophisticated

mobile x-ray machines are not as __________ as stationary x-ray machines

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5

power source (generators) & exposure controls

mobile x-ray machines vary from stationary x-ray machines in what ways?

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6

0.04-320

what is the mAs range on a mobile x-ray machine?

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7

40-130

what is the kVp range on a mobile x-ray machine?

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8

15-25

the total power of a mobile x-ray machine varied between _______ kW

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9

anatomic programs (APRs)

some mobile machines have preset ______________ similar to stationary units

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10

seconds

mobile machines have direct digital capabilities, such as acquiring images within _______

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11

wireless

mobile units have flat panel detectors that are connected by a cord, and communicates through _______ technology

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12

the grid
anode heel effect
source to image receptor distance (SID)

what three important factors must be clearly understood to perform optimum mobile examinations?

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13

exposure technique

__________ charts are essential to optimum examinations as well

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14

level
cenetred to CR
used at recommeneded focal distance or radius

with a grid, optimum mobile performance requires it to be?

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15

primary beam

use of a grid on an unstable surface may cause absorption of the ________= "off level" grid cutoff

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16

1-1.5

midline of a grid moved more than _______ inches off transversely from the CR causes "off level" grid cutoff

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17

lateral margins

exposures outside of the recommended focal range may produce cutoff on the ________

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18

short, large

___ SID and ____ field sizes are common in mobile radiography

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19

placement

proper ____ of anode-cathode axis with anatomy os essential

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20

thickest

the cathode side should be positioned over the _____________ part of the body part

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21

40

the SID should be maintained at __ inches for most exams

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22

consistant

standardized distance ensures ______ images

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23

mAs, exposure time

a longer SID required an increased ____, which results in longer _______

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24

motion

with longer exposure times, you increase the risk of imaging _____

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25

technique charts

what should be available for every machine?

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26

technical factors

the technique charts should display standard _______ for all projections performed with the machine

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27

caliper

what should be available for accurate patient measurement?

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28

occupational radiation exposure

mobile radiography produces some of the highest __________ for radiographers

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29

lead

on way to protect yourself and or others is by wearing a ____ apron

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30

6ft

another way to protect yourself from the radiation is to stand as far away from the patient, tube and beam as possible, the recommended minimal safe distance is?

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31

90 degree

another way to protect yourself from radiation with mobile radiography is to stand at a _______ angle to the primary beam

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32

distance

what is the most effective means of radiation protection?

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33

inform

when using a mobile unit, you must ______ all persons in the area that exposure is going to be made

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34

avoid

alerting all persons before exposure allows them to leave and ____ exposure

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35

lead apron

for those who cant leave the room for exposure, you should provide a ________ if available

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36

children

shield patient when performing radiography on _______

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37

reproductive

shield patient when performing radiography on persons of ______ age

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38

request

shield patient when a patient __________

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39

gonads

shield patient when _____ lie in or near useful beam

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40

interfere

shield patient when shield will not ______ with anatomy of interest

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41

12 inches

the minimum source-to-skin distane (SSD) is ______ (30 cm)
it should NOT be closer than that

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42

have contagious infectious microorganism
need to be protected from exposure

what are the 2 types of patients in isolation?

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43

reversed isolation

patients that have to be protected from exposure to infectious microorganisms (immunocompromised) are in what kind of isolation?

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44

PPE

when going to take an image for a patient that is in any kind of isolation, you must wear all required ______ for the specific situation

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45

before & after

you should wash your hands _____ & _____ gloving and degloving

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46

IR

when taking an image of patients in isolation you should always protect ____ with protective cover

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47

protocol

after procedure with isolation restrictions, discard PPE according to ______

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48

clean

wear ____ gloves to clean equipment and use appropriate aseptic technique after isolation exam

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49

leaving room

with isolation exams, wash hand after removing gloves and before __________

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50

plan

when taking mobile radiographs, always ___ for trip out of department and gather all necessary devices needed for exam

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51

battery charge

before leaving for mobile x-ray, check _________ on battery operated units

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52

output & image quality

inadequate battery charge affects _____ and ______

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53

communicate

when performing mobile x-rays, ______ with nursing staff for proper patient care, let them know you are there and ask for assistance if needed

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54

identity & examination

before entering room with mobile machine, check patient _____ and _____ to be performed

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55

pink box

on pg 8 in your book, what should you study?

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56

introduce

when entering a room, ___ yourself to patient and others who may be in room, and explain procedure

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57

move

observe medical equipment and ___ if necessary/ possible
-IVs
-Chest tubes
-Catheter bags

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58

step out

ask family and visitors to _____ of room until exam is finished

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59

out of path

move chairs, IV poles, wastebaskets, and other objects ______ of mobile unit

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60

ask

if you are unsure about moving equipment, ___ nursing staff

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61

room size

____ is going to influence the base position of mobile unit used

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62

not

make sure that collimation is _____ open larger than IR size

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63

alignment

check CR and IR ________ to prevent distortion

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64

idenification

when performing mobile exams, additional _______ markers can be used

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65

assessment of patient
patient mobility
fractures
interfering devices
positioning & asepsis

what are some patient considerations that need to be taken into account when doing mobile exams?

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66

adaptation

when it comes to assessment of patient condition, allow necessary _____ of procedure to ensure quality patient care and imaging outcome

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67

alertness, respiration, ability to cooperate, limitations to procedure

what are things that need to be assessed of a patient?

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68

never

should you move a patient or part without assessment of ability to move or ability to tolerate movement?

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69

permission

the radiographer should never move a limb that has been operated on or is broken unless the nurse, the physician or sometimes the patient has granted _________

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70

variety

when it comes to fractures, there is a wide _____ of fractures and therefore a wide range of patient ability to assist with procedure

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71

assistance

when it comes to fractures, the key is to be cautious and gentle and to obtain plenty of ______ for patient safety and comfort

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72

orthopedic beds
fracture frames
tubes
wiring

what are some interfering devices that can produce artifacts when working with mobiles?

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73

moved

experienced radiographers know which objects can be ______ and which require procedure modification to obtain the image, such as angling the CR or adjusting IR

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74

in image

some procedures may have to be performed with the object _________

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75

warn

you should always ____ patients of potential discomfort of IR
-cold
-hard

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76

skin

IR can damage ___ of older patients

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77

cover

protect IR from contamination by use of appropriate impermeable _______

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78

2 inches

when it comes to doing an AP chest mobile, the top of the IR should be _____ above the relaxed shoulders

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79

3 inches below jugular notch @ level of t7

where is the CR for a AP chest mobile?

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80

inspiration

when should exposure be made for an AP chest mobile?

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81

14x17

what is the collimation of an AP mobile chest?

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82

heart
trachea
diaphragmatic domes
entire lung field
vascular markings

what structures should be seen on an AP chest mobile?

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83

knees

when taking a AP/PA chest lateral decubitus position, the patient will be in a right or left lateral position, with their ____ flexed

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84

2-3

when taking a AP/PA chest lateral decubitus position, place a firm support under body to elevated _____ inches

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85

over

when taking a AP/PA chest lateral decubitus position, raise arms ____ head or out of anatomy of interest

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86

2 inches

when taking a AP/PA chest lateral decubitus position, the vertical IR top should be _____ above relaxed shoulders

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87

3 inches below jugular notch @ level of t7

when taking a AP/PA chest lateral decubitus position, where is the CR?

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88

14x17

when taking a AP/PA chest lateral decubitus position, how should you collimate?

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89

affected

when taking a AP/PA chest lateral decubitus position, FLUID LEVELS are best imaged with _______ side down

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90

unaffected

when taking a AP/PA chest lateral decubitus position, AIR LEVELS are best images with _______ side down

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91

5

when taking a AP/PA chest lateral decubitus position, patient should be in position for ___ minutes before exposure to allow fluid or air to settle

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92

anatomy of thorax
entire lung field
air or fluid levels if present

when taking a AP/PA chest lateral decubitus position, what structures should be shown?

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93

supine

when taking a mobile AP abdomen, the patient should be in what position?

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94

iliac crest

when taking a mobile AP abdomen, where is the IR centered?

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95

2 inches above iliac crest

when taking a mobile AP abdomen, if upper abdomen is of interest, where is the IR centered?

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96

@ iliac crest or 2 inches above

when taking a mobile AP abdomen, where is the CR?

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97

expiration

when taking a mobile AP abdomen, when is exposure made?

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98

14x17

when taking a mobile AP abdomen, how should you collimate?

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99

hypersthenic

which types of patients may require 2 separate crosswise projections?

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100

-inferior margins of liver
-speel
-kidneys
-psoas muscles
-evidence of tumor masses
-size and shape of upper liver if upper abdomen & diapragm included

when taking a mobile AP abdomen, whats structures are shown?

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