PTCA
Encyclopedia
PTCA may refer to:
- Percutaneous transluminal coronary angioplasty, a type of angioplastyAngioplastyAngioplasty is the technique of mechanically widening a narrowed or obstructed blood vessel, the latter typically being a result of atherosclerosis. An empty and collapsed balloon on a guide wire, known as a balloon catheter, is passed into the narrowed locations and then inflated to a fixed size...
- Percutaneous transhepatic cholangiographyPercutaneous transhepatic cholangiographyPercutaneous transhepatic cholangiography or percutaneous hepatic cholangiogram is a radiologic technique used to visualize the anatomy of the biliary tract. A contrast medium is injected into a bile duct in the liver, after which X-rays are taken...