Why should do plain CT SCAN and Contrast CT SCAN precautions of contrast scan

 

Why should do CT scan?

    CT scan is a non-invasive technique use in radiology department. CT scan show a cross section anatomy of the body. The image show bone and soft tissues more clearly using the standard x-ray. Ct scan can show a tumour shape, size and location. They can show early stages infract /stroke, haemorrhage, bone and joints, blood vessels and all internal organs disease.

Why should do CT scan contrast?

     Not all scan are use contrast. It’s use depend on which part of the body scan is being use to analysis. contrast material are also called contrast media or a dye, are used to improve image inside of the body. Iv contrast (intravenous) are used to highlight blood vessels, organ and other stracture of the body.

What is contrast dye ?

    A contrast agent is a substance use to increase contrast of stracture or fliud within the body.

Types of contrast

   There are many type of contrast material, and each work in a different way.

Barium sulphate and iodine based compound use in x-ray and CT department.

Barium sulphate:-

Barium suspension

     Is the most common contrast material used orally and rectally. Including pharynx, esophagus, stomach, the small instatine and large instatine. Barium sulphate compound are available in several forms, including Powder that is mixed with water, liquid and tablet.

Iodine based and gadolinium based both are used intravenous:-

      Internal organ heart’, lungs, liver, brain, kidney, pancreas, uterus, and other organs.

Iodine based:-

Ct intravenous contrast

   This type of contrast is injected into the blood vessels in the fluid space of the spine and into other cavity.

Gadolinium:-

    Is the critical part in the most often utilized MRI contrast material. At the point when this substance is available in the body, it modifies the attractive properties of close by water atoms, which improves the nature of pictures.

How should I prepare for my contrast scan.

        A day before you eat a healthy food such as rice, fruits and juice ext. The day of the test you should stay (N.B.M) nil by mouth minimum 4 hr. If you exam include iv and oral contrast you will be asked not to eat or drink anything for 4 hr before exam. You can drink clear liquid, unless you are no restricted fluids.

Creatinine is important before CT contrast.

      Contrast enhancing CT scan in the radiology department could minimise the risk of kidney injury. Intravenous are iodine based contrast agent used in CT SCAN cause acute kidney injury.

  

Risk side effects of contrast.

  Tell you doctor immediately about any symptoms:-

• Heaviness
• Itching
• Read skin And rashes
• Difficulty in breathing
• Swelling of the throat
• Abnormal heart rhythms
• High or low blood pressure
• Shortness of breath
• Convulsions

Serum creatinine

     Is a reported as milligrams of creatinine to a decilitre of blood (mg/dl)  or micro molecular of creatinine to a litter of blood. The typical range of serum creatinine is for adult , 0.70 TO 1.40.

When creatinine is high.

    High level of creatinine can indicate that you kidneys are not working properly.

what should do when serum creatinine is higher.

Naturally lower your creatinine levels:-

• Follow a healthy lifestyle.
• Make changes in your diet.
• Reduce your protein intake.
• Eat more fiber.
• Lower your salt intake.
• Avoid smoking.
• Limit your alcohol intake.

Thank you.......