- To evaluate hepatic focal lesions and portal vein.
– Patients with:
- Chronic liver disease e.g. fatty liverand viral hepatitis (B and C).
- Suspectedhepatic focal lesions.
- Suspected portal vein thrombosis.
- Impaired renal function tests.
- History of reactions to contrast agents.
Recent serum creatinine level.
Recent GFR level.
- Routine medication should not be stopped.
- Fasting for 4-6 hours.
- Proper hydration.
- A nurse will insert an intravenous catheter (IV line) into a vein in your hand or arm that will be used to inject the contrast material.
- You will be positioned supine on the moveable exam table.
- Standard non-contrast study of the abdomen.
- Injection of 10-15 ml of gadolinium based contrast material.
- Dynamic post contrast study to obtain:
- Arterialphase 15-25 sec
- Portal phase 70-80sec
- Delayed phase 3-5min
- When the exam is complete, you may be asked to wait while the radiologist checks the images in case more are needed.
- IV line will be removed after finishing the examination.
- The exam is done on one of the latest Multislice CT machines from GE, SIEMENS & PHILIPS in Alfa scan branches.
- We recommend you continue drinking plenty of fluid after the examination, as it helps rapid washout of contrast material out of your body except if you are on fluid balance for renal or cardiac condition, then please review your physician in that matter.