Digestive system projections

Central Ray for lateral projection of Esophagus ?

T5-T6

Central Ray, body rotation and position for AP or PA Oblique
projection of the Esophagus?

ROA or LPO
35 to 40 degrees
T5-T6

Central Ray for AP or PA projection of the Esophagus?

T5-T6

Central Ray and respiration for PA projection of the stomach and duodenum?

Recumbent , 1-2 � above lower rib at L1-L2
upright , 3-6� lower than L1-L2
suspend at the end of expiration

Central Ray and respiration for PA axial projection of the stomach
and duodenum ?

Sthenic, at level of L2
Hypersthenic, higher
Asthenic , lower
35 to 45 degrees cephalad
suspend at end of expiration

Central Ray and respiration for PA oblique projection RAO of the
stomach and duodenum ?

1-2� above lower rib (iliac crest)
suspend at end of expiration
40 to 70 degree body rotation

Central Ray and respiration for AP oblique projection LPO of the
stomach and duodenum ?

Midway between the zip hood process and lower margin of the rib
45 degrees for sthenic
30-60 degrees
end of expiration

Central Ray and respiration for Lateral projection of the stomach and
duodenum ?

Recumbent , L1-L2
upright , L3
end of expiration

Central Ray and respiration for AP projection of the stomach and
duodenum ?

center between zip hood process and lower rib
Mend of expiration

Central Ray and respiration for PA or AP projection of the small intestine?

L2 for immediate images
illiac crest for delayed images
end of expiration

Central Ray and respiration for PA projection of the large intestine?

Level of iliac crest
suspended

Central Ray for PA axial projection of the large intestine?

At the iliac crest
30 to 49 degrees caudad ASIS

Central Ray for PA oblique projection (RAO) of the large intestine?

IR at iliac crest
1-2� lateral midline

Central Ray for PA oblique projection (LAO) of the large intestine?

Body rotation 35-45 degrees
1-2� lateral midline at iliac crest

Central Ray for lateral projection of the large intestine?

Level of ASIS

Central Ray AP projection of the large intestine?

At iliac creat

Central Ray AP axial projection of the large intestine?

IR 2� above iliac crest
CR 30-40 degrees cephalad 2� below ASIS

Central Ray for AP oblique projection (LPO) of the large intestine?

35-45 degrees body rotation
1-2� lateral midline at iliac crest

Central Ray for AP oblique projection (RPO) of the large intestine?

35-45 degrees body rotation
1-2� lateral midline at iliac crest

Central Ray for AP or PA projection (right lateral decubitus) of the
large intestine ?

Horizontal and perpendicular to enter iliac crest

Central Ray for AP or PA projection (left lateral decubitus) of the
large intestine ?

Horizontal and perpendicular to enter iliac crest