click below
click below
Normal Size Small Size show me how
Landmarks & Location
Important landmarks and location
Question | Answer |
---|---|
Xiphoid process | T9, T10 |
Midway between Xiphoid and lower rib margin | T12 |
Inferior costal margin | L2, L3 |
lliac crest | L4, L5 |
ASIS | S1, S2 |
Greater trochanter | Coccyx, pubic symphysis |
For non-contrast studies(both visceral&bony anatomy should be seen); low subject conrast, long scale preferred | 70-80kVp |
For iodine studies(IVU); high contrast preferred | 69-70 kVp |
For barium studies of alimentary canal(esophagus, UGI,SBS,BE); high contrast preferred | 95-120 kVp |
Acute series used to evaluate(examples) | 1.bowel obstructions 2.perforations in the alimentary canal 3.ascities 4.pneumoperitoneum(free air) |
An erect abdomen is used to demonstrate: | 1.free air under diaphragm(high KUB)2.air/fluid levels within bowel 3.visceroptosis |