Chest
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PA
IR Size: 14x17 LW chest bucky (CW for hypersthenic pts)
SID: 72''
Page #'s: 1:504,186
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Positioning:
Pt faces bucky with back of hands placed: low on hips
Shoulders relaxed & rotated: forward (Draws scapulae from lung field)
(Pendulous breasts must be: pulled upward & laterally & pt tightly against bucky)
(AP may be used if pt can't: be prone-60-72"")
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CR Entrance & Angle:
_|_ to T7 (inferior aspect of scapula)
Collimation:
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Eval Criteria:
No rotation-sternal ends of clavicles equidistant from vertebrae)
Good inspiration 10 posterior ribs above diaphragm
Penetration of the mediastinum properly exposed
Entire lung field
Scapulae outside lung fields
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Lateral
IR Size: 14x17 LW chest bucky (LW or CW for hypersthenic pts)
SID: 72''
Page #'s: 1:508,188
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Positioning:
pt Lateral-Left lat to show: heart, aorta, left-sides pulmonary lesions
Right lat shows: right-sided pulmonary lesions
MSP: vertical & parallel
Arms raised: above head; grasp elbows; shoulder rests against bucky (IV pole can be used as high as possible)
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CR Entrance & Angle:
_|_ to T7 (inferior aspect of scapula) @ MCP
Collimation:
Best to Determine:
Interlobar fissures, differentiate lobes, localize pulmonary lesions
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Eval Criteria:
No rotation-superimposed posterior ribs
NR Sternum
Hilum in center of radiograph
Adequate penetration of lung field & heart
Arms & soft tissue out of lung field
Costophrenic angles & lung bases
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PA Oblique (RAO/LAO)
IR Size: 14x17 in chest bucky
SID: 72''
Page #'s: 1:512,190
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Positioning:
RAO-Rt palm: on hip, Lt palm on bucky: LAO opposite)
Body rotated: 45° for routine, 55°-60° cardiac series (shows heart & greater blood vessels, projects heart from spine, BaSO4 may be used to outline posterior heart & aorta)
(AP Oblique's may be used if: pt can't be prone, investigating specific lesions, or for more heart distortion)(remember RAO=LPO…LAO=RPO)(LPO-Rt palm on hip, Lt palm on head: RPO opposite)
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CR Entrance & Angle:
_|_ to T7 & centered on side up
Collimation:
Best to Determine:
RAO(/LPO)=Lt lung, LAO(/RPO)=Rt lung
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Eval Criteria:
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AP Oblique
IR Size: See PA Oblique
SID: 72''
Page #'s: 1:516,192
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Positioning:
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CR Entrance & Angle:
Collimation:
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Eval Criteria:
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AP
IR Size: See PA info
SID: 72''
Page #'s: 1:518,194
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Positioning:
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CR Entrance & Angle:
Collimation:
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Eval Criteria:
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AP/AP Axial (lordotic)
(Lindblom)
(Pulmonary Apices)
IR Size: 14x17 in chest bucky
SID: 72''
Page #'s: 1:520,196
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Positioning:
pt erect facing tube standing: 1' in front of chest bucky
pt leans: back toward & rests shoulder against bucky
(Oblique Lordotic positions (RPO/LPO) body rotated:30° toward being examined)
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CR Entrance & Angle:
_|_ to mid-sternum
if pt can't do extreme lordosis CR 15°-20° cephalad
Collimation:
Best to Determine:
Lung apices & interlobar effusions
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Anatomy to IR:
TOF 3"" superior to shoulders
Eval Criteria:
Clavicles superior to lung apices
Sternal ends of clavicles equidistant from vertebrae
Apices & lungs in entirety
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Portable
(Non-Grid)
IR Size:
SID:
Page #'s: 3:178
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Positioning:
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CR Entrance & Angle:
_|_ to long axis of stermum & IR about 3"" below the jugular notch
Collimation:
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Eval Criteria:
No motion with well defined diaphragmatic domes and lung fields
Entire lung field
Ribs and thoracic intervertebral disk spaces faintly visible through heart shadow
No rotation-sternal ends of clavicles equidistant from vertebrae)
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Lateral Decubitus
(Lungs & Plerrae)
IR Size: 14x17 LW
SID: 72""
Page #'s: 1:524
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Positioning:
Place the patient in a lateral decubitus position
Small amount of fluid in the pleural cavity is usually best shown with the patient lying on the affected side. Small amount of free air in the pleural cavity is generally best shown with the patient lying on the unaffected side
Allow
patient to remain in the position for 5 minutes before the exposure. This allows fluid to settle and air to rise
If patient is lying on the affected side, elevate the body 2"" to 3"" on a suitable platform or a firm pad.
Extend arms above head, & adjust thorax in TLP
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CR Entrance & Angle:
_|_ IR 3"" below the jugular notch for AP and T7 for PA
Collimation:
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Eval Criteria:
No rotation of the patient from a true frontal posi tion, as evidenced by the clavicles being equidistant from the spine
Affected side in its entirety
Apices
Proper identification visible to indicate that decubitus was performed
Patient's arms not visible in the field of interest
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