Tests and Procedures
Cardiac Catheterization
A cardiac catheterization is a procedure, which involves insertion
of a long, thin, flexible tube, called a catheter, into the heart.
The catheter is inserted into a vein and/or artery, usually through
the groin. Under the visualization of special x-ray (fluoroscopy),
the catheter is advanced toward the heart. This enables the cardiologist
to measure pressures and oxygen levels within the different areas
of the heart.
During the catheterization, special “moving” pictures
are obtained after dye is injected through the catheter into a
specific area. These pictures are called angiograms. These moving
pictures provide valuable information regarding diagnosis and possible
catheter treatment (intervention).
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