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Radt. 3044 > Headwork Procedures > Flashcards

Headwork Procedures Flashcards

1
Q

Pt. positioning for the AP, & AP Axial (Towne) Cranium-

A

-pt. supine/upright facing tube
-flex neck (bring chin in) to place OML perpendicular
-ensure MSP is perp. & pt. not rotated/tilted

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2
Q

CR for the AP, PA, & Lateral (RAO/LAO) Cranium-

A

perpendicular

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3
Q

SID for all head procedures-

A

40”

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4
Q

longitudinal centering for AP, PA, PA Axial (Caldwell), & SMV Cranium-

A

MSP

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5
Q

Transverse centering for the AP & PA Cranium-

A

nasion

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6
Q

Pt. positioning for the PA, PA Axial Caldwell, & PA Axial Haas Cranium-

A

-pt. prone/upright facing bucky
-place OML perp. by placing nose & forehead against bucky
-ensure MSP is perp. & pt. not rotated/tilted

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7
Q

CR for PA Axial Caldwell Cranium & Facial Bones-

A

15* caudal (I got called down a well when I was 15)

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8
Q

Transverse centering for PA Axial Caldwell Cranium-

A

exits nasion

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9
Q

Pt. positioning for Lateral Cranium, Sinuses, Facial, & Facial-Nasal Bones-

A

-pt. prone/upright, facing bucky
-rotate pt. into RAO/LAO based on area of interest (effected side closest)
-have pt. turn head into lateral position

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10
Q

How is MSP placed for the Lateral Cranium, Sinuses, Facial, & Facial-Nasal Bones?

A

parallel

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11
Q

How is IP placed for the Lateral Cranium, Sinuses, Facial, & Facial-Nasal Bones?

A

perpendicular

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12
Q

How is IOML placed for the Lateral Cranium, Sinuses, Facial, & Facial-Nasal Bones?

A

perpendicular to the anterior border of the coll./IR

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13
Q

CR for the AP Axial Towne Cranium-

A

30* Caudal (I went down town when I was 30.)

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14
Q

Centering for the AP Axial Towne Cranium-

A

2.5” above Glabella (passes through EAM)

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15
Q

CR for the PA Axial Haas “reverse towne” Cranium-

A

25* cephalic (Haas went up town when he was 25.)

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16
Q

Centering for the PA Axial Haas “reverse towne” Cranium-

A

-enters 1.5” inferior to external occipital protuberance
-exits 1.5” superior to Nasion (passes through EAM)

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17
Q

Pt. positioning for the SMV Schuller “full basal” Cranium & Sinuses-

A

-pt. seated w: stool appx. 1 ft. in front of bucky
-assist pt. while having them extend head back until top of head (vertex) touches bucky
-make adjustments until IOML parallel to IR
-ensure MSP is perpendicular & pt. not rotated/tilted

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18
Q

CR for the SMV Schuller “full basal” Cranium-

A

perpendicular to IOML

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19
Q

Transverse for the SMV Schuller “full basal” Cranium & Sinuses-

A

midway b/w angle of the mandible, passes through pt. 3/4” anterior to level of EAM

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20
Q

breathing instructions for all headwork projections-

A

suspend

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21
Q

collimation for all cranium procedures-

A

-1/2”-1” beyond superior, anterior, & posterior surfaces
-beyond surfaces of the skin lines
-appx. 10x12/12x10

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22
Q

Pt. positioning for the PA Caldwell Sinuses-

A

-pt. upright facing bucky
–place OML 15* from perpendicular by placing only nose touching bucky
-ensure MSP is perp. & pt. not rt/tilted

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23
Q

Longitudinal centering for the PA Caldwell, Parietocanthial Waters & Open-mouth waters, & SMV Sinuses-

A

MSP

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24
Q

Transverse centering for the PA Caldwell Sinuses-

A

exits nasion

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25
Collimation for the PA Caldwell & Parietocanthial Waters & open-mouth waters Sinuses-
-1" beyond lateral shadows, top of head to occlusal plane (tips of upper incisors) -no larger than 8x10
26
Collimation for the Lateral Sinuses-
-1/2"-1" beyond tip of nose, & 3" above nasion to occlusal plane (tip of upper incisors) -no larger than 8x10
27
pt. positioning for the parietocanthial waters Sinuses-
-pt. upright, facing bucky -extend head back so OML forms angle of 37* from plane of IR (only chin touches) -MML appx. perp., nose 1 cm away from buckeye -ensure MSP is perp. & pt. not tilted
28
pt positioning pt. positioning for the parietocanthial open-mouth waters Sinuses-
-pt. upright, facing bucky -extend head back so OML forms angle of 37* from plane of IR (only chin touches) -MML appx. perp., nose 1 cm away from buckeye -ensure MSP is perp. & pt. not tilted -w/o changing head position, have pt. open mouth as wide as possible
29
Transverse for the Parietocanthial waters / open-mouth waters Sinuses & waters / modified waters Facial Bones-
exits acanthion
30
CR for the SMV Sinuses-
horizontal & perpendicular
31
Collimation for the SMV Sinuses-
-1/2"-1" beyond tip of nose & on lateral border of cranium -no larger than 8x10
32
centering for the lateral facial bones-
zygomatic bone
33
collimation for the lateral facial bones-
-1" beyond tip of nose, 1/2" above supraorbital margins to 1/2 " below tip of chin -no larger than 6x10
34
pt. positioning for the PA Axial Caldwell Facial Bones-
-pt. prone/ upright, facing bucky -place IOML perp. by placing nose & forehead against bucky -ensure MSP is perp. & pt. not rt./tilted
35
CR for the PA Axial Caldwell Facial Bones-
15* caudal (I got called down a well when I was 15.)
36
transverse for the PA Axial Caldwell Facial Bones-
exits nasion
37
Pt. positioning for the Parietocanthial Waters Facial Bones-
-pt. upright, facing bucky -extend head back so OML forms angle of 37* from plane of IR (only chin touches) -MML appx. perp., nose 3/4" away from bucky
38
pt. positioning for the parietocanthial Modified waters facial bones-
-pt. upright, facing bucky -extend head back so OML forms angle of 55* from plane of IR (only nose & chin touches IR) -ensure MSP perp. & pt. not rt./tilted
39
collimation for the PA Axial Caldwell, & Parietocanthial Waters / Modified Waters Facial Bones-
-1/2"-1" beyond lat. shadows, to include the supraorbital margins & tip of chin -no larger than 8x10
40
centering for the lateral (RAO/LAO) facial-nasal bones-
1/2" distal to nasion
41
collimation for the lateral (RAO/LAO) facial-nasal bones-
-1/2" distal to nose tip, glabella 1" inferior to acanthion -no larger than 3x3
42
no rotation for the AP/PA, PA Axial Caldwell, AP Axial Towns, & PA Axial Haas Cranium-
-equal distances from lateral borders of collimation to lateral borders of orbits on both sides -symmetric petrous ridges
43
no tilt for the AP/PA, PA Axial Caldwell, AP Axial Towne, & PA Axial Haas Cranium-
MSP of cranium aligned w: long axis of the collimation
44
OML perpendicular for the AP/PA Cranium-
petrous ridges completely fill orbits
45
Orbits are more magnified in the AP or PA projection of the cranium?
AP
46
correct CR for the AP/PA Cranium-
petrous ridges completely fill orbits
47
OML perpendicular for the PA Axial Caldwell Cranium & Facial Bones-
petrous ridges fill lower 1/3 of orbits
48
correct CR for the PA Axial Caldwell Cranium & Facial Bones-
petrous ridges fill lower 1/3 of orbits
49
OML perpendicular for the AP Axial Towne & PA Axial Haas Cranium-
dorsum salle & posterior clinoid proceed visible within the foramen magnum
50
correct centering for the AP Axial Towne, PA Axial Haas, Lateral, & SMV Cranium-
cranium centered
51
correct centering for the AP/PA & PA Axial Caldwell Cranium & Facial Bones-
nasion centered
52
no rotation/tilt for the lateral (RAO/LAO) Cranium-
superimposed orbital roofs, mandibular rami, mastoid regions, EAM, & TMJ's
53
IOML Perpendicular for the lateral (RAO/LAO) Cranium, Sinuses, & Facial Bones-
mandibular rami not superimposing C-Spine
54
correct CR for the lateral (RAO/LAO) Cranium & Facial Bones-
lack of distortion
55
no rt/tilt for the SMV Cranium & Sinuses-
-equal distances from lateral borders of skull to mandibular condyles on both sides -symmetric petrosae
56
IOML Parallel for the SMV Cranium & Sinuses-
-mental protuberance superimposed over anterior frontal bone -mandibular condyles anterior to petrosae
57
correct CR for the SMV cranium-
-mental protuberance superimposed over anterior frontal bone -mandibular condyles anterior to petrosae
58
structures shown for all cranium projections-
entire cranium including soft tissue & its connections w: facial bones
59
no rt. for the PA Caldwell Sinuses-
-equal distances from lateral border of skull to lateral border of orbits on both sides -symmetric petrous ridges
60
no tilt for the PA Caldwell Sinuses-
MSP of cranium aligned w: long axis of collimation
61
OML 15* from perpendicular for the PA Caldwell Sinuses-
petrous ridges fill lower 1/3 of orbits
62
correct CR for the PA Caldwell Sinuses-
-petrosae fills lower 1/3 of orbits -air/fluid levels, if present, shown
63
correct centering for the PA Caldwell Sinuses-
nasion centered
64
structures shown for the PA Caldwell Sinuses-
-all sinus areas included -frontal & ethmoidal sinuses best shown
65
no rt./tilt for the lateral Sinuses & Facial Bones-
-superimposed orbital roofs, mandibular rami, mastoid regions, EAM, & TMJ's -Sella Turica in profile
66
correct CR for the lateral Sinuses-
-lack of distortion -air/fluid levels, if shown, present
67
correct centering for the lateral (RAO/LAO) Sinuses-
ethmoidal sinuses centered
68
structures shown for the lateral (RAO/LAO) Sinuses-
-all 4 sinus groups included -sphenoidal sinus best demonstrated
69
correct CR for the SMV Sinuses-
-mental protuberance superimposed over anterior frontal bone -mandibular condyles anterior to petrosae -air/fluid levels, if present, shown
70
correct centering for the SMV Sinuses-
midway b/w gonions/mandibular angle centered
71
structures shown for the SMV Sinuses-
-all 4 sinuses included -sphenoidal & ethmoidal sinuses best shown
72
no rotation for the parietocanthial waters / open-mouth waters Sinuses & parietocanthial waters / modified waters Facial Bones
-equal distances from lateral borders of the skull to lateral border of the orbits on both sides -symmetric orbits & maxillary sinuses
73
no tilt for the parietocanthial waters / open-mouth waters Sinuses & parietocanthial waters / modified waters Facial Bones-
-MSP aligned w: long axis of the collimation -look at nasal septum
74
OML forms angle of 37* w: IR for the for the parietocanthial waters / open-mouth waters Sinuses & parietocanthial waters Facial Bones-
petrous ridges lie just inferior to the maxillary sinus floor
75
mouth open wide for the parietocanthial open-mouth waters sinuses-
sphenoid visualized through open mouth
76
correct centering for the parietocanthial waters & open-mouth waters Sinuses-
sinuses/acanthion centered
77
structures shown for the parietocanthial waters Sinuses-
-all 4 sinuses included -maxillary sinuses best shown
78
structures shown for the parietocanthial open-mouth waters Sinuses-
-all 4 sinuses included -sphenoidal sinuses best shown
79
correct centering for the lateral Facial Bones-
cranium centered
80
structures shown for the lateral (RAO/LAO) & PA Axial Caldwell Facial Bones-
all facial bones & their connections w: frontal & temporal bones
81
no rotation for the PA Axial Caldwell Facial Bones-
-equal distances from lateral borders of collimation to lateral borders of orbits on both sides -symmetric petrous ridges
82
no tilt for the PA Axial Caldwell Facial Bones-
MSP of cranium aligned w: long axis of the collimation
83
OML forms angle of 55* for the parietocanthial modified waters-
petrous ridges fill lower 1/2 of maxillary sinuses
84
Which parietocanthial projection of the facial bones has less distortion of the orbits?
modified waters
85
correct CR for the parietocanthial waters & modified waters facial bones-
lack of magnification distortion
86
correct centering for the parietocanthial waters & modified waters facial bones-
facial bones/acanthion centered
87
structures shown for the parietocanthial waters facial bones-
-all facial bones included -vomer (nasal septum), & mandible best shown
88
structures shown for the parietocanthial modified waters facial bones-
-all facial bones included -orbits & facial bones less distorted than in waters
89
correct positioning for the lateral (RAO/LAO) Facial-Nasal Bones-
no rotation of the nasal bones & soft tissue
90
correct CR for the lateral (RAO/LAO) Facial-Nasal Bones-
lack of distortion
91
correct centering for the lateral Facial-Nasal Bones-
nose centered
92
structures shown for the lateral Facial-Nasal Bones-
-nasal bone, anterior nasal spine, frontonasal suture, & soft tissue of nose included -side closest best shown
93
Centering for the lateral sinuses-
½”-1” posterior to outer canthus

Radt. 3044 (5 decks)

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