Specific Indications

• Cancer study → Especially HCC - Liver Cancer (Tri-phasic CT)
• Aortic Study
  • AAA - Abdominal Aortic Aneurysm and !AD - Aortic Dissection (CTA (CT Arterial Phase))
• Bowel Vascular Study
  • GIB - GI Bleeding
  • Bowel ischemia :
    • Contrast enhancement of bowel wall
    • Pneumatosis Intestinalis → progression: bubble in portal vein
• Inflammatory Study
  • !Appendicitis
• Hernia

Protocol 3 Phases

Arterial Phase (35-40 secs)

• Kidneys
• Endocrine organs (such as the pancreas)
• Aorta and its major arterial branches

Portal Venous Phase (70-80 secs)

• Bowel
• Liver & GB
• Spleen

Delayed Phases (later, time can be variable)