fluoroscopy centering Flashcards
Esophagus
AP
CR,COLLIMATION,POP
(collimation)
*No larger than 12x17 LW
(centering)
*T5-T6
(1-2 inch above T7)
Esophagus
AP eval
Must see esophagus all the way to the esophagogastric junction
Esophagus
oblique
CR,COLLIMATION,POP
(collimation)
*No larger than 12x17 LW
(centering)
*T5-T6 (1 inch above lower level scapula)
*2 inches lateral to elevated side
(POP)
*Rotate patient 35-40
* RAO or LAO
*Side of interest has arm raised
Esophagus (2)
oblique eval
must see esophagus in between the spine and heart
Must see esophagus all the way to the esophagogastric junction
Esophagus
LAT
CR,COLLIMATION,POP
(collimation)
*No larger than 12x17 LW
(centering)
*T5-T6
(1 inch above T7)
(POP)
*arms out of the way (mid body)
Esophagus
LAT eval (3)
*Must see esophagus all the way to the esophagogastric junction
*Proximal esophagus superimposed with patients arms
*No rotation: posterior ribs superimposed
stomach
PA
CR,COLLIMATION,POP
(collimation)
*10x12 (small patients)
*11x14 (larger patients)
(centering)
*L1-L2
*1-2 inches above lower rib margins
*Midway between spine and lateral border of abdomen
Left side is of interest
respiration
*suspend at end of expiration
stomach
PA oblique
CR,COLLIMATION,POP
(collimation)
*10x12 (small patients)
*11x14 (larger patients)
(centering)
*RAO
*Rotate patient 40-70 degrees
*Center between lateral border and spine
*L1-L2
*1-2 inches above lower rib margins
stomach
AP oblique
CR,COLLIMATION,POP
(collimation)
*10x12 (small patients)
*11x14 (larger patients)
(centering)
*between vertebral column and left lateral border of abdomen
* Level of L1-L2
(1-2 inches above lower rib margin)
*LPO
*rotate 30-60 degrees
*side of interest is down
Stomach
lateral
CR,COLLIMATION,POP
(collimation)
*10x12 (small patients)
*14x17 (larger patients
(centering)
Plane passing midway between mid coronal and anterior surface of abdomen
Level of L1-L2 (1-2 inches above lower rib margin)
NOTE
*upright= left lateral
*recumbent = right lateral
stomach
AP
CR,COLLIMATION,POP
(colimitation)
*10x12 for small hernias
10x12 (only stomach)
*14x17 for large
14x17 (stomach and small bowel)
(centering)
*Plane passing midway between mid coronal and lateral border of abdomen
*Level of L1-L2 (1-2 inches above lower rib margin)
small intestines
PA/AP
early
CR,COLLIMATION,POP
collimation
*14x17 LW
centering
*L2 (3 inches above the crest)
small intestine
PA/AP
delayed
CR,COLLIMATION,POP
(collimation)
*14x17 LW
(centering )
*iliac crest
large intestine
PA
CR,COLLIMATION,POP
(collimation)
*14x 17 LW
(centering)
*Level of iliac crest
large intestine
PA Obliques
CR,COLLIMATION,POP
(collimation)
*14x17 LW
(centering)
*level of iliac crest
*1-2 inches lateral to midline of body of elevated side
*rotate 35-45