ct evaluation of the acute abdomen
TRANSCRIPT
CT EVALUATION OF
ACUTE ABDOMEN
DULEEKA WIJEGUNAWARDHANA
CLINICAL FELLOW IN DIAGNOSTIC RADIOLOGY
SIR CHARLES GAIRDNER HOSPITAL
Causes
GIT- Appendicitis, Diverticulitis, Small bowel obstruction, Ischaemic
colitis, Bowel perforation
GUT- Ureteric calculi, Pyelonephritis
Hepato-biliary- Cholecystitis, Pancreatitis
Vascular- Abdominal aortic aneurysm, Aortic dissection,
Intra abdominal haemorrhage
IMAGING MODALITIES
Radiography
Sonography
Computed Tomography
Magnetic Resonance Imaging
Nuclear Medicine
Multi phasic CT
Cortico-medullary
phase
30 sec delay
Nephrographic
phase
70-90 sec delay
Excretory phase
5 min delay