It is a procedure that involves passing a thin flexible tube (catheter) to the right or left side of the heart. The catheter usually is inserted from the groin or arm.
How the test is performed:
You will get medicine before the test to help you relax. The doctor will clean a site on the arm, neck or groin and inserts an IV (IV) in a vein. A thin plastic tube larger sheath called into the vein or artery in the leg or arm is placed. Then, longer plastic tubes called catheters are passed to the heart, using live x-ray guidance. Then, the doctor can:
- Take blood from the heart.
- Measure pressure and blood flow in the chambers of the heart and large arteries around the.
- Measuring oxygen in different parts of the heart.
- Browse the heart arteries.
- Conduct a myocardial biopsy.
- For some procedures, may inject a contrast that helps your doctor to visualize the structures and vessels in the heart.
If you have an obstruction, you can practice angioplasty and stenting during the procedure.
The test can last from 30 a 60 minutes. It may take longer if special procedures are also needed. If the catheter is placed in the groin, usually you will be asked to lie flat on your back for a few or several hours after the test to avoid bleeding.
They will tell you how to care when you go home after the procedure is completed.
Prepare for the Test:
Do not eat or drink anything for 6 a 8 hours before the test. The procedure is performed in hospital, and will be asked to wear a hospital gown. Some people should spend the night before the test in the hospital. On the contrary, You admitted to the hospital on the morning of the procedure.
Your physician will explain the procedure and its risks. A signed authorization required to witness to the procedure.
Tell your doctor if:
- He is allergic to shellfish or any medicines.
- He has had a bad reaction to contrast material or iodine in the past.
- Take any medications, including Viagra and other drugs for erectile dysfunction.
- It could be pregnant.
What you feel during the exam:
The study was done by cardiologists and a medical team trained.
You will be awake and able to follow instructions during the test.
You may feel some discomfort or pressure at the site where the catheter was inserted. You may have some discomfort from having to remain still and lying during examination or by lying on your back after the procedure.
Why the test is performed:
This procedure is almost always performed to obtain information about the heart and blood vessels. It can also be done to treat certain heart conditions or to find out if you need heart surgery.
The doctor may perform cardiac catheterization to diagnose or evaluate:
- Amiloidosis heart
- Causes of congestive heart failure or cardiomyopathy
- Coronary artery disease
- Heart defects present at birth (congenital)
- High blood pressure in the lungs (PH)
- Problems with heart valves
The following procedures can also be performed by cardiac catheterization:
- Repair certain types of heart defects
- Open a heart valve close (stenotic)
- Open blocked arteries or grafts in the heart (angioplasty with or without stenting)